Farnam Street
Learning Through Play
Play is an essential way of learning about the world. Doing things we enjoy without a goal in mind...
over a year ago
Play is an essential way of learning about the world. Doing things we enjoy without a goal in mind leads us to find new information, better understand our own capabilities, and find unexpected beauty around us. Arithmetic is one example of an area we can explore through play....
Commoncog
Capital Allocation as an Antidote to Business Luck
The unspoken secret about new company formation is that you need to get lucky. Roll the dice, get a...
a year ago
The unspoken secret about new company formation is that you need to get lucky. Roll the dice, get a business outcome. Capital allocation matters because it allows you more skill, less luck, on the journey to a large outcome.
Mazdak
Teens Obsessed with YouTube and TikTok: New Survey Reveals Usage Trends
Nearly 1 in 5 teens are on YouTube or TikTok "almost constantly," according to a new survey by Pew...
a year ago
Nearly 1 in 5 teens are on YouTube or TikTok "almost constantly," according to a new survey by Pew Research Center. This highlights the immense popularity of these video-streaming platforms among younger generations. Here are the key takeaways from the survey:
Calculated Risk
Realtor.com Reports Active Inventory Up 23.4% YoY
What this means: On a weekly basis, Realtor.com reports the year-over-year change in active...
3 days ago
What this means: On a weekly basis, Realtor.com reports the year-over-year change in active inventory and new listings. On a monthly basis, they report total inventory. For November, Realtor.com reported inventory was up 26.2% YoY, but still down 21.5% compared to the 2017 to...
The Rational Walk
Wealth vs. Income
Early retirees are often misunderstood when it comes to their financial status. Being in a position...
a year ago
Early retirees are often misunderstood when it comes to their financial status. Being in a position to deal with "social debt" requires conservatism and a substantial financial reserve.
The Rational Walk
Thoughts on Israel’s 9/11
On October 7, 2023, Israel suffered a terrorist attack that took an estimated 1,200 lives, the vast...
a year ago
On October 7, 2023, Israel suffered a terrorist attack that took an estimated 1,200 lives, the vast majority of whom were civilians.
The Rational Walk
Berkshire Hathaway’s 2024 Proxy Statement
This article contains commentary on Berkshire Hathaway's latest proxy statement focusing on skin in...
9 months ago
This article contains commentary on Berkshire Hathaway's latest proxy statement focusing on skin in the game, repurchase activity, and stock based compensation.
Moneyness
Where now FedNow?
Earlier this month the Federal Reserve introduced its new instant retail payments system, FedNow....
a year ago
Earlier this month the Federal Reserve introduced its new instant retail payments system, FedNow. This is actually the U.S.'s second real-time retail settlement system. The first, The Clearing House's Real Time Payments Network, or RTP, opened for business back in 2017.
As FedNow...
The Rational Walk
Too Clever by Half!
The temptation to trade in the stock market can be overwhelming, especially when prices are moving...
9 months ago
The temptation to trade in the stock market can be overwhelming, especially when prices are moving quickly. It's useful to ask, "What would Charlie Munger say?"
The Rational Walk
Berkshire Hathaway’s 2024 Q&A Session
Warren Buffett answered over thirty questions in a five hour marathon session in the first annual...
7 months ago
Warren Buffett answered over thirty questions in a five hour marathon session in the first annual meeting after Charlie Munger's death.
The Rational Walk
The Digest #207
Claim Checks, Herodotus, Berkshire at record highs, Folly of certainty, Advance Auto Parts, Flawed...
5 months ago
Claim Checks, Herodotus, Berkshire at record highs, Folly of certainty, Advance Auto Parts, Flawed memories, Lost knowledge, Todd Combs, Walter Schloss, Bob Noyce, Nietzsche, Lincoln
The Rational Walk
The Limits of an Inner Scorecard
Having an "inner scorecard" can be liberating and foster independent thinking, but ultimately human...
a year ago
Having an "inner scorecard" can be liberating and foster independent thinking, but ultimately human beings must also subject themselves to the judgment of key people in their lives.
The Rational Walk
A Seamless Web of Deserved Trust
Trust is earned over many years. Seamless trust requires decades.
11 months ago
Trust is earned over many years. Seamless trust requires decades.
The Rational Walk
Finding Your Life’s Work
The majority of people never find their "life's work", yet the premise of paying hundreds of...
a year ago
The majority of people never find their "life's work", yet the premise of paying hundreds of thousands of dollars for a college degree assumes that they will.
Bits about Money
Seeing like a Bank
The structural reasons why banks sometimes behave bizarrely in interactions with customers, like...
a year ago
The structural reasons why banks sometimes behave bizarrely in interactions with customers, like forgetting things which customers tell them.
FIRE v London
Mar ’24: A towering influence
I’ve enjoyed March. I managed to enjoy a few days’ skiing, despite less snow than any of us would...
8 months ago
I’ve enjoyed March. I managed to enjoy a few days’ skiing, despite less snow than any of us would like, in the Austrian alps. Back at home, the sun has been getting stronger, and the evenings have been getting lighter – and now with Summer Time we will enjoy lovely late evenings...
Mazdak
Working Out Will Change Your Life
Do you want to lose weight? Have more energy? Sleep better? Improve your mood? If so, then you need...
a year ago
Do you want to lose weight? Have more energy? Sleep better? Improve your mood? If so, then you need to start working out. Working out has a myriad of benefits that can improve your life in many ways. Here are just a few of the ways that working out can change your life:
Moneyness
Top 13 blog posts
I've been writing on this blog for a while now – over ten years. Many of those posts are now...
a year ago
I've been writing on this blog for a while now – over ten years. Many of those posts are now forgotten (by myself included), but some were pretty popular at the time, and a few still get a steady stream of readers. Someone recently asked me for a list of my top ranked posts...
Bits about Money
Anatomy of a credit card rewards program
Credit card rewards are mostly funded out of interchange, a fee paid by businesses to accept cards.
8 months ago
Credit card rewards are mostly funded out of interchange, a fee paid by businesses to accept cards.
The Rational Walk
The Digest #185
Capital Allocation, Progressive's strategy, Reading plans, Damodaran's free courses, Looking back at...
11 months ago
Capital Allocation, Progressive's strategy, Reading plans, Damodaran's free courses, Looking back at Alibaba's IPO, Chris Davis, Outsider CEOs, Shareholder activists, Oprah
Bits about Money
Debanking (and Debunking?)
Crypto advocates kicked off a recent, somewhat politicized, discussion of debanking. Strap in for...
a week ago
Crypto advocates kicked off a recent, somewhat politicized, discussion of debanking. Strap in for scintillating banking compliance trivia.
Musings on Markets
AI's Winners, Losers and Wannabes: An NVIDIA Valuation, with the AI Boost!
I will start this post with a couple of confessions. The first is that my portfolio has held up well...
a year ago
I will start this post with a couple of confessions. The first is that my portfolio has held up well this year, in a market that has been top-heavy and tech-driven, and one big reason is that it contains both NVIDIA and Microsoft, two companies that have benefited from the AI...
Commoncog
Commoncog is Off for the Chinese New Year
A quick announcement. Happy Year of the Rabbit everyone!
a year ago
A quick announcement. Happy Year of the Rabbit everyone!
The Rational Walk
The Digest #169
Apple Watch, Musical Chairs at Dollar General, IPOs, Impact Investing, Buffett in 1988, Mapping the...
a year ago
Apple Watch, Musical Chairs at Dollar General, IPOs, Impact Investing, Buffett in 1988, Mapping the human brain, Interviews of Nassim Taleb, Jensen Huang, John and Patrick Collison, and more ...
The Rational Walk
The Iliad
Homer's epic poem has much to teach us about human nature if we first take the time to gain an...
8 months ago
Homer's epic poem has much to teach us about human nature if we first take the time to gain an understanding of Greek mythology.
Citation Needed
Wind the clock
A message to those asking “what do I do now?”
a month ago
A message to those asking “what do I do now?”
The Rational Walk
Improving Disclosure for Public Companies
The Securities and Exchange Commission could improve disclosure and transparency by implementing...
9 months ago
The Securities and Exchange Commission could improve disclosure and transparency by implementing three simple proposals.
Moneyness
The first round of U.S. secondary sanctions on Russia is working
Turkish banks halted transactions with Russian banks last month and are only slowly reintroducing...
10 months ago
Turkish banks halted transactions with Russian banks last month and are only slowly reintroducing payments for a narrow range of products that are on a so-called "green list," reports Ragip Soylu. This broad debanking of Russia by Turkey is part of the fallout from President...
Commoncog
The Deming Paradox: Operationally Rigorous Companies Aren't Very Nice Places to Work
Is it possible to be data driven and operationally rigorous and still be human centric at the same...
a year ago
Is it possible to be data driven and operationally rigorous and still be human centric at the same time? Deming — who came up with these data techniques — believe that it is possible. I'm not so sure.
The Rational Walk
The Power of Investment Journals
Writing down the rationale for investment decisions is a prerequisite for success. This articles...
a year ago
Writing down the rationale for investment decisions is a prerequisite for success. This articles explores lessons I learned dating back to 2009.
The Rational Walk
The Digest #186
Macintosh at 40, Coffee Can Investing, Haslams on Pilot, Vision Pro's missing apps, Investment...
11 months ago
Macintosh at 40, Coffee Can Investing, Haslams on Pilot, Vision Pro's missing apps, Investment checklists, Shane Parrish interviews Tom Gayner, Novo Nordisk, Howard Marks on interest rates
The Rational Walk
The Digest #200
Jefferson's advice to his nephew, Inside a Baby Berkshire, Windows Copilot, Hot utility stocks,...
7 months ago
Jefferson's advice to his nephew, Inside a Baby Berkshire, Windows Copilot, Hot utility stocks, Appnesia, Stress and heart disease, Steve Jobs, Flying Cars, Dunkirk, Napoleon
Citation Needed
Issue 66 – Pretensions to relevance
FTX fraudster Sam Bankman-Fried says he wants a do-over just as Celsius fraudster Alex Mashinsky...
3 months ago
FTX fraudster Sam Bankman-Fried says he wants a do-over just as Celsius fraudster Alex Mashinsky goes to trial, and some more ill-received blockchain games suggest “GameFi” has an uncertain future.
Seeking Wisdom
Case for indexing
Warren Buffet made a compelling case in favor of indexing in the 2021 Berkshire Hathaway’s AGM. In...
a year ago
Warren Buffet made a compelling case in favor of indexing in the 2021 Berkshire Hathaway’s AGM. In 1989, 65% of the top 20 global companies were domiciled in Japan. After three decades, 65% of the top 20 global companies are from the US. No companies from Japan made into the top...
FIRE v London
Mayday for IBKR margin lending
Regular readers will know what a fan I have been of margin lending from Interactive Brokers. No...
a year ago
Regular readers will know what a fan I have been of margin lending from Interactive Brokers. No longer. If you’ve read my other posts (like this or this or this) on margin lending, and are interested in exploring further, make you read this post before you do. Why I used to like...
FIRE v London
August ’24: From triumph to tragedy
Looking back on the month, it was more eventful than Augusts are reputed to be. In the UK we are...
3 months ago
Looking back on the month, it was more eventful than Augusts are reputed to be. In the UK we are getting used to our new government. And, in some cases, violently testing its boundaries with some summer rioting. We’ve seen some dreadful street behaviour, frequently of a racist /...
Citation Needed
Issue 49 – And so the Lord says "give them a 10x"
Bitcoin ETP approval, God-sent crypto scammers, and more trouble in Justin Sun's world.
11 months ago
Bitcoin ETP approval, God-sent crypto scammers, and more trouble in Justin Sun's world.
Mazdak
The AI Invasion: Is humanity on the verge of a digital takeover?
The AI Invasion: Is humanity on the verge of a digital takeover?
a month ago
The AI Invasion: Is humanity on the verge of a digital takeover?
balajis.com
Network State Conference 2023
Come to Amsterdam on October 30, 2023 to build the parallel establishment.
a year ago
Come to Amsterdam on October 30, 2023 to build the parallel establishment.
Mazdak
AI's Energy Problem: Can We Power Progress Without Wrecking the Planet? ⚡️🌎
AI is booming, but its appetite for energy is a growing concern. As world leaders gather in Dubai...
a year ago
AI is booming, but its appetite for energy is a growing concern. As world leaders gather in Dubai for COP28, it's more important than ever to understand the complex relationship between AI and climate change. Why it matters: AI could become one of the biggest energy guzzlers on...
Seeking Wisdom
Hello LLMs!
When you are having trouble getting your thinking straight, consider an extreme or simple case. This...
a year ago
When you are having trouble getting your thinking straight, consider an extreme or simple case. This will often give you the insight needed to move forward. I nodded in agreement when I read the above lines from the book Maxims for Thinking Analytically. ChatGPT took the world by...
Calculated Risk
Weekly Initial Unemployment Claims Decrease to 220,000
The DOL reported:
seasonally adjusted initial claims was 220,000, a decrease of
22,000 from the...
3 days ago
The DOL reported:
seasonally adjusted initial claims was 220,000, a decrease of
22,000 from the previous week's unrevised level of 242,000. The 4-week moving average was 225,500, an increase of
1,250 from the previous week's unrevised average of 224,250.
emphasis added
The...
Commoncog
What Process Improvement in Education Looks Like
What rigorous trial and error looks like when applied to improving disadvantaged student outcomes...
2 months ago
What rigorous trial and error looks like when applied to improving disadvantaged student outcomes ... and why you should be able to do this in your own org contexts.
Citation Needed
Issue 54 – Cases continue
Crypto-related litigation is in full swing, as the Terra civil fraud trial has kicked off and two...
8 months ago
Crypto-related litigation is in full swing, as the Terra civil fraud trial has kicked off and two other cases against crypto companies have survived motions to dismiss.
Mazdak
Walmart Goes All-In on AI: Building the Retail Future, One Personalized Shopping Spree at a Time
Forget the days of aimlessly wandering Walmart's aisles, clutching a crumpled grocery list and...
11 months ago
Forget the days of aimlessly wandering Walmart's aisles, clutching a crumpled grocery list and battling for the last box of Oreos. The retail giant is about to revolutionize your shopping experience with a generative AI makeover. Imagine this: You're planning a Super Bowl bash,...
Moneyness
Is it legal to mix cash in a jar?
Chris Blec asks the following question:
Source: Twitter
Chris's premise is that it is "not...
a year ago
Chris Blec asks the following question:
Source: Twitter
Chris's premise is that it is "not illegal" for him to get together with a bunch of strangers to mix cash. But that's not quite right. It can be legal. It can also be illegal. To determine which it is, we need to...
Seeking Wisdom
Modeling Life: Oscillation
This is my 3rd post summarizing the key takeaways I got from reading the book Modeling Life. I...
8 months ago
This is my 3rd post summarizing the key takeaways I got from reading the book Modeling Life. I recommend reading my earlier posts first to get a good grounding on the foundations covered in the book. A system can exhibit three different types of behavior: equilibrium,...
The Rational Walk
Warren Buffett on Inflation — Part 1
This article presents lessons learned regarding investing in bonds based on Warren Buffett's...
a year ago
This article presents lessons learned regarding investing in bonds based on Warren Buffett's commentary in his final partnership letters written in 1969 and 1970.
Citation Needed
Issue 55 – Halving a bad time
The bitcoin "halving" looms, and that may not be as good news as coiners hope. Also, Terra committed...
8 months ago
The bitcoin "halving" looms, and that may not be as good news as coiners hope. Also, Terra committed fraud and Uniswap got a Wells notice.
Mazdak
Open Source AI Takes Center Stage: A New Alliance Challenges Tech Giants 🤖
In a bold move to challenge the dominance of closed AI models, a new global alliance for AI open...
a year ago
In a bold move to challenge the dominance of closed AI models, a new global alliance for AI open source development has emerged, firing shots at the likes of OpenAI, Google, and Anthropic. These tech giants have captured much of the AI spotlight in 2023, but the alliance believes...
The Rational Walk
The Cost of Corporate Security
The assassination of UnitedHealthcare CEO Brian Thompson revealed corruption in society that...
a week ago
The assassination of UnitedHealthcare CEO Brian Thompson revealed corruption in society that justifies higher corporate spending to protect executives.
The Rational Walk
What I’ve Been Reading
This post is a list of books that I read in the second quarter of 2024, including Aeschylus,...
5 months ago
This post is a list of books that I read in the second quarter of 2024, including Aeschylus, Herodotus, the Odyssey, and American Scripture.
Musings on Markets
The Power of Expectations: Nvidia's Earnings and the Market Reaction!
Last Wednesday (August 28), the market waited with bated breath for Nvidia’s earning call, scheduled...
3 months ago
Last Wednesday (August 28), the market waited with bated breath for Nvidia’s earning call, scheduled for after the market closed. That call, at first sight, contained exceptionally good news, with revenues and earnings coming in at stratospheric levels, and above expectations,...
Mazdak
Apple Intelligence, Gemini 2.0, Amazon Autos and more
Apple just redefined how we use Siri.
a week ago
Apple just redefined how we use Siri.
Bits about Money
BAM is now reader-supported
Bits about Money now offers paid memberships. (Plus, a bonus essay on newsletter financial...
a year ago
Bits about Money now offers paid memberships. (Plus, a bonus essay on newsletter financial infrastructure.)
Bits about Money
Deposit insurance maximization as a service
In the wake of the recent banking crisis, there is some attention to deposit insurance limits. Some...
a year ago
In the wake of the recent banking crisis, there is some attention to deposit insurance limits. Some products increase them; here is how.
The Rational Walk
The Digest #211
Thucydides, Corporate life cycles, Ben Graham's first big win, Buffett's early lesson in activist...
4 months ago
Thucydides, Corporate life cycles, Ben Graham's first big win, Buffett's early lesson in activist investing, Perils of forecasting, Orwell's 1984, Guy Spier, Ben Thompson, Estée Lauder
The Rational Walk
Negative Lollapalooza Effects
Sharing ideas can have benefits but there are also psychological risks. This article applies lessons...
a year ago
Sharing ideas can have benefits but there are also psychological risks. This article applies lessons from Charlie Munger's psychology of human misjudgment to investing.
The Rational Walk
The Digest #183
Daily Journal, Apple, Costco, Moody's, Munger's wisdom, Tesla's narratives, Tim Urban on writing,...
11 months ago
Daily Journal, Apple, Costco, Moody's, Munger's wisdom, Tesla's narratives, Tim Urban on writing, Rivian, AI's morality, AI bubble?, How James Longstreet defied the South after the war
The Diff
That Top-of-Cycle Feeling
Plus! Search; Cost of Capital; Duration; Aggregate Demand; Leaky Restrictions
a week ago
Plus! Search; Cost of Capital; Duration; Aggregate Demand; Leaky Restrictions
Calculated Risk
4th Look at Local Housing Markets in November
Today, in the Calculated Risk Real Estate Newsletter: 4th Look at Local Housing Markets in...
4 days ago
Today, in the Calculated Risk Real Estate Newsletter: 4th Look at Local Housing Markets in November
A brief excerpt:
The NAR is scheduled to release November Existing Home sales tomorrow, Thursday, December 19th at 10:00 AM. The consensus is for 3.97 million SAAR, up from 3.96...
Bits about Money
Why the CrowdStrike bug hit banks hard
Regulation-induced monocultures meet unfortunate but explicable engineering decisions.
4 months ago
Regulation-induced monocultures meet unfortunate but explicable engineering decisions.
Bits about Money
The infrastructure behind ATMs
ATMs are connected to banks by networks which operate little-understood payment rails.
a year ago
ATMs are connected to banks by networks which operate little-understood payment rails.
Commoncog
Creating New Drills for Deliberate Practice
A lesson from a four month accelerated expertise experiment. Or: why creating new drills for a...
a year ago
A lesson from a four month accelerated expertise experiment. Or: why creating new drills for a deliberate practice training program isn't as difficult as you might think.
Musings on Markets
Putting the (Insta)cart before the (Grocery) horse: A COVID Favorite's Reality Check!
After years of rumors of an imminent IPO, Instacart has finally filed for a public offering of it’s...
a year ago
After years of rumors of an imminent IPO, Instacart has finally filed for a public offering of it’s shares, aspiring to raise about $600 million from markets, at a pricing of about $9-$10 billion for its equity. Coming in the week after ARM, an AI chip designer, also filed to go...
Mazdak
How to Use Pain to Fuel Your Personal Evolution
Pain is inevitable, especially if you're chasing ambitious goals. But what if I told you that pain...
a year ago
Pain is inevitable, especially if you're chasing ambitious goals. But what if I told you that pain can be a powerful tool for personal evolution? When you're feeling pain, it's a sign that you need to find a solution. This is an opportunity to learn and grow. If you can develop a...
Citation Needed
Issue 50 – Bitcoin busts
Governments seize huge quantities of bitcoin, and a few people seem to be yearning for the days of...
10 months ago
Governments seize huge quantities of bitcoin, and a few people seem to be yearning for the days of peak crypto mania.
Mazdak
Reddit CEO: Third-Party App Developers Have Made Millions, So They Should Pay for API Access
The Future of Third-Party Reddit Apps: Will They Survive the API Changes? Binance.US Lays Off 50...
a year ago
The Future of Third-Party Reddit Apps: Will They Survive the API Changes? Binance.US Lays Off 50 Employees After SEC Charges. Google Bans AI Chatbots to Protect Sensitive Information. The Future of Third-Party Reddit Apps: Will They Survive the API Changes?
The Rational Walk
The Digest #217
Berkshire Hathaway Acquires BHE Minority Interests, Measuring Competence, Greg Abel Interview, The...
2 months ago
Berkshire Hathaway Acquires BHE Minority Interests, Measuring Competence, Greg Abel Interview, The Fed's Inflationary Bias, Jimmy Carter at 100, Sam Altman, Bruno Leoni, Thermopylae
FIRE v London
Apr ’23: Wind and windfalls
April saw the season of long weekends begin here in the UK. Easter saw me inspired by the Ermine to...
a year ago
April saw the season of long weekends begin here in the UK. Easter saw me inspired by the Ermine to check out Dorset’s Chesil beach. We struck lucky with the weather and had a fine, distinctly non-London, time, over a very blustery Easter weekend. My walking shoes seem to have...
Commoncog
Business Reality Without Frameworks
A paradox: why it’s important to think about business without abstractions, even as we from what’s...
2 months ago
A paradox: why it’s important to think about business without abstractions, even as we from what’s come before.
The Rational Walk
What I’ve Been Reading
Thoughts on the books I read in Q4 2023
a year ago
Thoughts on the books I read in Q4 2023
The Rational Walk
Concentrated Investments
Many Berkshire Hathaway shareholders have a very large percentage of their net worth invested in the...
a year ago
Many Berkshire Hathaway shareholders have a very large percentage of their net worth invested in the company. What are the risks of concentrated investments in general and Berkshire in particular?
Mazdak
How Long (and Why) You Must Keep Every Business Record 🇨🇦
Every business, from the corner store to the tech giant, needs to keep accurate and reliable...
11 months ago
Every business, from the corner store to the tech giant, needs to keep accurate and reliable records. This isn't just about staying organized; it's about complying with the law, managing your finances, and protecting yourself from audits. But with so many rules and regulations,...
Mazdak
Tesla Cybertruck beats a Porsche 911 while towing a 911 🫡👀
a year ago
Commoncog
The Shape of a Technological Window
Technological Windows is Steve Jobs's conception of the game of consumer technology. We look at how...
over a year ago
Technological Windows is Steve Jobs's conception of the game of consumer technology. We look at how he used it over the course of his career. Note: this is a follow-up to and an update for the Commoncog Case Library Beta.
Citation Needed
Issue 53 – Choose rich
Euphoria has risen along with crypto prices, but nothing has changed from the last bubble.
9 months ago
Euphoria has risen along with crypto prices, but nothing has changed from the last bubble.
Mazdak
Anthropic's AI Breakthrough & Boeing's Q3 Disaster
Boeing's Q3 earnings report reveals a massive loss, while Anthropic's Claude AI showcases...
a month ago
Boeing's Q3 earnings report reveals a massive loss, while Anthropic's Claude AI showcases mind-blowing new capabilities.
Moneyness
How my views on financial privacy have evolved over a decade
I began exploring the topic of financial privacy and payment anonymity in the early days of this...
3 weeks ago
I began exploring the topic of financial privacy and payment anonymity in the early days of this blog. Over the past decade, my views have shifted significantly—here's how and why.
Rereading my earliest mentions of financial privacy, they now seem a bit... idealistic? extreme?...
FIRE v London
Sep ’24: Ominous politics, juicy economics
September was fairly action-packed. I enjoyed getting out on a friend’s boat around Poole and the...
2 months ago
September was fairly action-packed. I enjoyed getting out on a friend’s boat around Poole and the Solent. I made it to the Labour party conference in Liverpool, which was fascinating albeit wet. I am apparently firmly in the tax-raising sights of the Government, but I wasn’t the...
Seeking Wisdom
How a Machine Learns
How a fly helped Descartes to invent the Cartesian plane René Descartes (1596 – 1650), the famous...
a year ago
How a fly helped Descartes to invent the Cartesian plane René Descartes (1596 – 1650), the famous philosopher and mathematician, was lying in his bed, eyes fixed on a fly on the ceiling. As he pondered how to accurately describe the fly’s position, Descartes visualized the...
The Rational Walk
The Digest #164
Howard Marks on intelligent risks, Li Lu's amazing life story, Damodaran on streaming, Thompson on...
a year ago
Howard Marks on intelligent risks, Li Lu's amazing life story, Damodaran on streaming, Thompson on Charter vs. Disney, Taleb's favorite literary works, Buffett's Japanese investments, and more ...
Citation Needed
"The Monkey Fraud": An interview with Ryder Ripps
An interview with Ryder Ripps, a defendant in the Yuga Labs v. Ripps case about Bored Ape Yacht Club...
8 months ago
An interview with Ryder Ripps, a defendant in the Yuga Labs v. Ripps case about Bored Ape Yacht Club trademark infringement and racism.
Mazdak
Trump's Antitrust Agenda: Big Tech in the Balance
Will Big Tech face a reckoning or a reprieve?
a month ago
Will Big Tech face a reckoning or a reprieve?
Mazdak
Today's Top Tech News - Amazon's Discount Store
Amazon is taking on Temu and Shein with its new discount store, where everything is under $20!
a month ago
Amazon is taking on Temu and Shein with its new discount store, where everything is under $20!
Mazdak
Understanding Family Trusts in Canada: A Comprehensive Guide
What is a Family Trust?
2 weeks ago
The Diff
What Would it Look Like if The Pod Shop Model Blew Up?
Plus! Economic Blocs; Benefits; Headlines; IP and Finance; Squaring the Global Imbalances Circle
6 days ago
Plus! Economic Blocs; Benefits; Headlines; IP and Finance; Squaring the Global Imbalances Circle
Calculated Risk
December Vehicle Sales Forecast: 16.7 million SAAR, Up 5% YoY
From WardsAuto: December U.S. Light-Vehicle Sales Brighten Lackluster Year; Unusually High Drain on...
2 days ago
From WardsAuto: December U.S. Light-Vehicle Sales Brighten Lackluster Year; Unusually High Drain on Inventory (pay content). Brief excerpt:
Improved affordability is the main thrust to the end-of-year improvement in demand, with higher consumer confidence also likely a...
Seeking Wisdom
What I Learned from The South Asian Health Solution and wearing a Continuous Glucose Monitor
We all know avocados are healthy, and coke is bad. Yet we can’t help but gulp down a coke with a...
7 months ago
We all know avocados are healthy, and coke is bad. Yet we can’t help but gulp down a coke with a plate full of french fries. It takes an enormous amount of energy to break bad habits. I’ve broken bad habits under two conditions: (a) it’s a do-or-die situation, or (b) you have a...
Calculated Risk
PCE Measure of Shelter Decreases to 4.8% YoY in November
Here is a graph of the year-over-year change in shelter from the CPI report and housing from the PCE...
2 days ago
Here is a graph of the year-over-year change in shelter from the CPI report and housing from the PCE report this morning, both through November 2024.
CPI Shelter was up 4.8% year-over-year in November, down from 4.9% in October, and down from the cycle peak of 8.2% in March...
Bits about Money
The Bond villain compliance strategy
Jurisdictional gamesmanship is a common strategy for crypto businesses. Here is how it worked out...
a year ago
Jurisdictional gamesmanship is a common strategy for crypto businesses. Here is how it worked out for Binance and its CEO. Spoiler: poorly.
The Rational Walk
The Trust Deficit
My thoughts on the severe deficit of trust facing the United States on its 248th birthday and the...
5 months ago
My thoughts on the severe deficit of trust facing the United States on its 248th birthday and the urgent need to correct course.
Moneyness
Inflation as a tax
Last week I explored how Henry VIII resorted to coin debasement as a way to raise revenues in order...
a year ago
Last week I explored how Henry VIII resorted to coin debasement as a way to raise revenues in order to fight his wars. This provided Henry with the financial firepower to annex the city of Boulogne from the French in 1544, albeit at the price of England experiencing one of its...
The Rational Walk
Real Estate Adventures
Buying real estate can be intimidating and complicated. This article describes two experiences with...
9 months ago
Buying real estate can be intimidating and complicated. This article describes two experiences with realtors, one positive and one negative.
Mazdak
Big Tech Donating to Trump's Inaugural Fund, Teens' Online Habits, More Tech Updates
Amazon is reportedly donating $1M to Trump’s inaugural fund and will stream the inauguration on...
a week ago
Amazon is reportedly donating $1M to Trump’s inaugural fund and will stream the inauguration on Prime Video 😀
The Diff
The One-Big-Side-Bet Model of Wealth Creation
Plus! Diff Jobs; Building Japan's Financial Ecosystem; The New Balance of Trade; Where Return on...
2 weeks ago
Plus! Diff Jobs; Building Japan's Financial Ecosystem; The New Balance of Trade; Where Return on Investment Goes; Broken ETFs; Swipe Fees and Accounting
Mazdak
Jury Delivers Major Blow to Google in Antitrust Case: Play Store Deemed Illegal Monopoly
In a historic ruling that could shake the foundations of the mobile app ecosystem, a federal jury...
a year ago
In a historic ruling that could shake the foundations of the mobile app ecosystem, a federal jury has found Google Play guilty of violating antitrust laws in a lawsuit brought by Epic Games. This landmark decision has sent shockwaves through the tech industry and raised questions...
Calculated Risk
Retail Sales Increased 0.7% in November
On a monthly basis, retail sales increased 0.7% from October to November (seasonally adjusted), and...
5 days ago
On a monthly basis, retail sales increased 0.7% from October to November (seasonally adjusted), and sales were up 3.8 percent from November 2023.
report:
Advance estimates of U.S. retail and food services sales for November 2024, adjusted for seasonal variation and holiday and...
Seeking Wisdom
It’s a treasure trove of health insights!
Use Insulin wisely Life on Earth started simple. For nearly 2 billion years, tiny single-celled...
2 months ago
Use Insulin wisely Life on Earth started simple. For nearly 2 billion years, tiny single-celled organisms dominated. Then, a lucky accident changed everything. One cell swallowed another, and the swallowed cell became mitochondria, the powerhouse of complex cells. This chance...
Commoncog
You Aren't Learning If You Don't Close the Loops
Every experimentation and iteration loop looks the same, but the vast majority of folk in business...
over a year ago
Every experimentation and iteration loop looks the same, but the vast majority of folk in business don't seem to have the discipline to execute till the end. Why this is, and why it's hard.
balajis.com
Only Newsom Can Go To China
If Nixon and Mao came to an accord, so might Newsom and Xi.
a year ago
If Nixon and Mao came to an accord, so might Newsom and Xi.
Musings on Markets
The Sugar Daddy Effect? Corporate venture capital, Sovereign funds and Green Energy!
It is a sign of the times that I spent some time thinking about whether the title of my post would...
a month ago
It is a sign of the times that I spent some time thinking about whether the title of my post would offend some people, as sexist or worse. I briefly considering expanding the title to "Sugar Daddies and Molasses Mommies", but that just sounds awkward, or even replacing the words...
Mazdak
The Best Age to Start Taking Social Security: It's Not What You Think
When you reach full retirement age (FRA), you can start taking Social Security benefits. But you may...
a year ago
When you reach full retirement age (FRA), you can start taking Social Security benefits. But you may want to consider taking them sooner, even if it means a smaller monthly check. Here's why: Your benefits will grow by 8% per year for each year you delay taking them, up to age...
The Rational Walk
Will Progressive’s Growth Strategy Pay Off?
The auto insurer continues to add customers but posted disappointing results in the second quarter...
a year ago
The auto insurer continues to add customers but posted disappointing results in the second quarter due to catastrophe losses and inadequate pricing.
The Diff
Longreads + Open Thread
Shanghai, Wrong, Returns, Nuclear, Employee Performance, Feedback Loops, Buffett
3 weeks ago
Shanghai, Wrong, Returns, Nuclear, Employee Performance, Feedback Loops, Buffett
Mazdak
How Big Tech Could Lose Everything to Appease Trump
In a world on the brink, Big Tech is playing a dangerous game. The 2024 US election could see Donald...
a month ago
In a world on the brink, Big Tech is playing a dangerous game. The 2024 US election could see Donald Trump, a man who has openly attacked these companies, return to power.
Musings on Markets
Data Update 2 for 2024: A Stock Comeback - The Low Expectations Game!
Heading into 2023, US equities looked like they were heading into a sea of troubles, with inflation...
11 months ago
Heading into 2023, US equities looked like they were heading into a sea of troubles, with inflation out of control and a recession on the horizon. While stocks had their ups and downs during the year, they ended the year strong, and recouped, at least in the aggregate, most of...
Mazdak
Free Press or Bezos Press? The Washington Post Stays Silent
This episode examines the Washington Post's controversial decision to no longer endorse presidential...
a month ago
This episode examines the Washington Post's controversial decision to no longer endorse presidential candidates, a move that has sparked outrage and accusations of cowardice, especially given the perceived threat to democracy posed by one of the candidates.
The Rational Walk
What I’ve Been Reading
This post is a list of books that I read in the third quarter of 2024, including Thucydides,...
2 months ago
This post is a list of books that I read in the third quarter of 2024, including Thucydides, Sophocles, Persian Fire, Hillbilly Elegy, and more.
Mazdak
Tech Titans: AI Race Heats Up!
We will explore the intensifying competition between major tech companies in the field of artificial...
a month ago
We will explore the intensifying competition between major tech companies in the field of artificial intelligence.
The Diff
Are VCs Incentivized to be too Nice for Venture Debt?
Plus! Art of the Cram-Down; Transaction Costs; Amazon Air; Bull Markets; Misinformation
2 weeks ago
Plus! Art of the Cram-Down; Transaction Costs; Amazon Air; Bull Markets; Misinformation
Commoncog
The Secret at the Heart of Continuous Improvement
Continuous Improvement sounds simple, even obvious. And yet there's a profound secret at its heart...
8 months ago
Continuous Improvement sounds simple, even obvious. And yet there's a profound secret at its heart that doesn't seem to get talked about.
The Rational Walk
The Thirty Second Mind
Minds capable of deep concentration may soon be extinct.
11 months ago
Minds capable of deep concentration may soon be extinct.
Moneyness
China is slowly joining the economic war against Russia
I recently shared a chart on Twitter showing Chinese exports of ball bearings to Russia. Here it...
4 months ago
I recently shared a chart on Twitter showing Chinese exports of ball bearings to Russia. Here it is:
Having accelerated after Putin's invasion of Ukraine to a run-rate of around US$5-7 million per month in 2023, Chinese ball bearing exports to Russia have been ratcheted down...
Moneyness
Your finances are being snooped on. Here's how
We all have a pretty good idea that our finances are being snooped on, but most of us aren't quite...
5 months ago
We all have a pretty good idea that our finances are being snooped on, but most of us aren't quite able to articulate how. We know that we're being snooped on by two groups, corporations and the government. This post will focus on how the government snoops on our transactions,...
Moneyness
Why my favorite coinage is Byzantine coinage
What do I like about Byzantine coinage?
Most people probably admire the Byzantine solidus, a gold...
9 months ago
What do I like about Byzantine coinage?
Most people probably admire the Byzantine solidus, a gold coin that maintained its weight and purity for over 600 years, which is quite remarkable for a coin. The solidus was exported all over the world, including to Europe, which lacked...
The Rational Walk
The Digest #210
Disinflation vs. Deflation, Zooming Out, Warren Buffett's Apple Sales, Teens without Smartphones,...
4 months ago
Disinflation vs. Deflation, Zooming Out, Warren Buffett's Apple Sales, Teens without Smartphones, Adam Wright, Joel Greenblatt, Robert Kierlin, Bruce Berkowitz, Jeremy Grantham
Moneyness
In praise of anti-money laundering thresholds
Two seemingly separate stories, a crypto and a banking story, have a common thread in anti-money...
a year ago
Two seemingly separate stories, a crypto and a banking story, have a common thread in anti-money laundering thresholds.
In the first story, the New York Times shows how regular folks are increasingly losing their bank accounts because their bank perceives them to be engaging in...
Mazdak
Buffett's $325 Billion Warning
Is the legendary investor Warren Buffett sounding the alarm on the market? Berkshire Hathaway,...
a month ago
Is the legendary investor Warren Buffett sounding the alarm on the market? Berkshire Hathaway, Buffett's company, is sitting on a record $325 billion in cash after selling off major chunks of Apple and Bank of America stock.
Musings on Markets
Toys for Billionaires: Sports Franchises as Trophy Assets!
I have always loved sports, playing tennis and cricket when I was growing up, before transitioning...
a year ago
I have always loved sports, playing tennis and cricket when I was growing up, before transitioning to fan status, cheering for my favored teams from the sidelines. I also like finance, perhaps not as much as sports, but there are winners and losers in the investment game as well....
Calculated Risk
The "Home ATM" Mostly Closed in Q3
Today, in the Calculated Risk Real Estate Newsletter: The "Home ATM" Mostly Closed in Q3
A brief...
a week ago
Today, in the Calculated Risk Real Estate Newsletter: The "Home ATM" Mostly Closed in Q3
A brief excerpt:
During the housing bubble, many homeowners borrowed heavily against their perceived home equity - jokingly calling it the “Home ATM” - and this contributed to the subsequent...
Musings on Markets
A Business Upended: Streaming disrupts the Entertainment Business!
It has been an unsettling summer for anyone with a stake in the movie, television and broadcasting...
a year ago
It has been an unsettling summer for anyone with a stake in the movie, television and broadcasting businesses. The strike by screen actors and writers which started in July is now into almost into its third month, with no end in sight, putting at risk the pipeline of movies and...
Calculated Risk
Part 2: Current State of the Housing Market; Overview for mid-December 2024
Today, in the Calculated Risk Real Estate Newsletter: Part 2: Current State of the Housing Market;...
a week ago
Today, in the Calculated Risk Real Estate Newsletter: Part 2: Current State of the Housing Market; Overview for mid-December 2024
A brief excerpt:
Earlier this week, in Part 1: Current State of the Housing Market; Overview for mid-December 2024 I reviewed home inventory, housing...
Mazdak
Fed Signals Shift to Easing: Rate Cuts Likely in 2024, Economy Expected to Remain Solid.
The Federal Reserve is signalling a change of course, and it's music to the ears of businesses,...
a year ago
The Federal Reserve is signalling a change of course, and it's music to the ears of businesses, investors, and everyday Americans. After two years of aggressive rate hikes to combat inflation, the central bank is now laying the groundwork for a shift towards easing
Musings on Markets
Breaking up Big Tech: Cui Bono?
In a court filing on October 9, 2024, the US Department of Justice (DOJ) let it be known that it was...
2 months ago
In a court filing on October 9, 2024, the US Department of Justice (DOJ) let it be known that it was considering a break-up of Alphabet, with the addendum that it would also be pushing for the company to share the data it collects across its multiple platforms with competitors....
Commoncog
Business Ecosystem Change Takes Time
The birth of Sony, and the possibility that private corporations and private individuals can change...
6 months ago
The birth of Sony, and the possibility that private corporations and private individuals can change broader business ecosystems.
Mazdak
Bank of Canada Holds Rates Steady, Inflation Progress Seen as Insufficient
The Bank of Canada (BoC) opted to maintain its key interest rate at 5% today, signaling a cautious...
9 months ago
The Bank of Canada (BoC) opted to maintain its key interest rate at 5% today, signaling a cautious stance on inflation despite recent declines. Governor Tiff Macklem acknowledged progress in bringing inflation down to 2.9% in January, but emphasized the need for continued...
Commoncog
Members Preview: An Easier Way to Create XmR Charts
Early access to some software we've built to make XmR charts more accessible.
9 months ago
Early access to some software we've built to make XmR charts more accessible.
Mazdak
Understanding Employment Insurance (EI)
Employment Insurance (EI) is a social insurance program in Canada that provides temporary financial...
10 months ago
Employment Insurance (EI) is a social insurance program in Canada that provides temporary financial support to eligible individuals who lose their jobs through no fault of their own. While this is the most commonly understood purpose of EI, the program offers various benefits...
Mazdak
AI Fuels Alphabet's Growth
Google's parent company Alphabet is on a roll, and AI is the fuel.
a month ago
Google's parent company Alphabet is on a roll, and AI is the fuel.
Mazdak
OpenAI's Meltdown: A Fight for the Future of AI
The recent turmoil at OpenAI, sparked by the abrupt firing of CEO Sam Altman, has far-reaching...
a year ago
The recent turmoil at OpenAI, sparked by the abrupt firing of CEO Sam Altman, has far-reaching implications for the future of artificial intelligence (AI). OpenAI, known for its groundbreaking ChatGPT technology, is considered a frontrunner in the AI race, and its fate could...
Moneyness
The intensifying effort to isolate Russia's banks
Last week the U.S. government expanded the coverage of its secondary sanctions to encompass most of...
6 months ago
Last week the U.S. government expanded the coverage of its secondary sanctions to encompass most of Russia's banks. It's a very big step, one that has been long-awaited by sanctions watchers, and will likely have significant repercussions for Russia and its trading partners....
The Rational Walk
The Digest #190
Berkshire Hathaway's Annual Report, Liberty SiriusXM, Catastrophic risk, Tesla's lead designer, Ben...
10 months ago
Berkshire Hathaway's Annual Report, Liberty SiriusXM, Catastrophic risk, Tesla's lead designer, Ben Graham's summer on a farm, Income taxes, Interviews of Bruce Berkowitz and Howard Marks, and more...
The Rational Walk
Inflation Expectations
There's no reason for anyone to care what I think about inflation and interest rates, but readers...
9 months ago
There's no reason for anyone to care what I think about inflation and interest rates, but readers should pay close attention to Warren Buffett's statements and actions.
The Rational Walk
The Berkshire Hathaway Playbook
Competition tends to eliminate high profits resulting from business models that have worked...
10 months ago
Competition tends to eliminate high profits resulting from business models that have worked spectacularly well. Will Berkshire's playbook continue to perform well in the future?
The Rational Walk
A Very Strange Public Offering
The story of the initial offering of Berkshire Hathaway's Class B stock is an excellent example of...
a year ago
The story of the initial offering of Berkshire Hathaway's Class B stock is an excellent example of Warren Buffett's unconventional approach toward his business partners.
Mazdak
Canada's Retail Pulse: Holiday Shopping Season Navigates Mixed Signals
Canada's retail landscape is offering a mixed bag of signals heading into the critical holiday...
a year ago
Canada's retail landscape is offering a mixed bag of signals heading into the critical holiday season. While October saw a surprising 0.7% increase in retail sales, exceeding economist expectations, concerns linger about the sustainability of this trend in the face of rising...
Musings on Markets
Data Update 5 for 2024: Profitability - The End Game for Business?
In my last three posts, I looked at the macro (equity risk premiums, default spreads, risk free...
10 months ago
In my last three posts, I looked at the macro (equity risk premiums, default spreads, risk free rates) and micro (company risk measures) that feed into the expected returns we demand on investments, and argued that these expected returns become hurdle rates for businesses, in the...
FIRE v London
June ’24: Election fever
June was busy. I travelled more than usual in June. Partly in the UK – visiting Glasgow, the west...
5 months ago
June was busy. I travelled more than usual in June. Partly in the UK – visiting Glasgow, the west country, the south coast and the Isle of Wight; partly overseas – I visited Ibiza for a few days of R&R. Meanwhile, the election campaigns were in full swing. Nigel Farage did his...
Moneyness
How should money laundering laws apply to DeFi?
Everyone agrees that money laundering laws apply to DeFi. The question is: how to apply them?
DeFi,...
3 months ago
Everyone agrees that money laundering laws apply to DeFi. The question is: how to apply them?
DeFi, or decentralized finance, is an emerging segment of the broader financial industry that delivers traditional financial services, say like trading or lending, using a novel type of...
The Rational Walk
Daily Journal: The Canary in the Coal Mine?
Daily Journal and Berkshire Hathaway have little in common aside from Charlie Munger's influence....
7 months ago
Daily Journal and Berkshire Hathaway have little in common aside from Charlie Munger's influence. Recent development at Daily Journal raise concerns.
Seeking Wisdom
Neural Networks – Part 2
This is my sixth post in a series on building a toy GPT. I recommend that you read my previous posts...
a year ago
This is my sixth post in a series on building a toy GPT. I recommend that you read my previous posts before reading this one. When using linear and logistic regression, which involve just a single linear equation, calculating derivatives is easy since there is only one equation...
FIRE v London
Oct ’24: Budgets & broad shoulders
I haven’t seen much of London in October. I’ve been away every weekend in October, partly in the UK...
a month ago
I haven’t seen much of London in October. I’ve been away every weekend in October, partly in the UK and partly visiting friends overseas. And now we’re in November, the clocks have gone back, but temperatures haven’t plummeted yet. London feels busy – pubs still have crowds...
Calculated Risk
NAR: Existing-Home Sales Increased to 4.15 million SAAR in November
From the NAR: Existing-Home Sales Elevated 4.8% in November; Post Strongest Year-Over-Year Increase...
3 days ago
From the NAR: Existing-Home Sales Elevated 4.8% in November; Post Strongest Year-Over-Year Increase Since June 2021
Existing-home sales grew in November, according to the National Association of Realtors®. Sales advanced in three major U.S. regions and remained steady in the...
Mazdak
DOJ Breaks Up Google, Elden Ring Sold, and Windows Goes Meta
The DOJ is swinging a massive hammer at Google, potentially forcing them to sell off Chrome - will...
a month ago
The DOJ is swinging a massive hammer at Google, potentially forcing them to sell off Chrome - will the internet ever be the same?
The Rational Walk
The Theban Plays
The tragic life of Oedipus is the subject of The Theban Plays by Sophocles. The horrors of its plot...
2 months ago
The tragic life of Oedipus is the subject of The Theban Plays by Sophocles. The horrors of its plot has captivated audiences for nearly 2,500 years.
Commoncog
Putting Amazon’s PR/FAQ to Practice
What it's like putting Amazon's famed Working Backwards process to practice in a small company...
over a year ago
What it's like putting Amazon's famed Working Backwards process to practice in a small company context, and what was surprising and difficult about it.
The Rational Walk
My Years with General Motors
General Motors, under the leadership of Alfred P. Sloan, capitalized on the mistakes of Henry Ford...
a year ago
General Motors, under the leadership of Alfred P. Sloan, capitalized on the mistakes of Henry Ford in the 1920s to become the dominant American automaker.
The Rational Walk
Burlington Northern Santa Fe — 2023 Results
Warren Buffett is concerned about the performance of Berkshire's railroad
9 months ago
Warren Buffett is concerned about the performance of Berkshire's railroad
Commoncog
Focus Doesn't Mean Doing One Thing at a Time
Focus may be about saying no to good ideas, but it certainly doesn't mean doing one thing at a time....
over a year ago
Focus may be about saying no to good ideas, but it certainly doesn't mean doing one thing at a time. This is what focus looks like at an organisational level, told through the story of a business turnaround and the Marine Corps approach to war.
Mazdak
Sam Altman Returns to OpenAI as CEO
In a stunning turn of events, Sam Altman has been reinstated as CEO of OpenAI, just days after being...
a year ago
In a stunning turn of events, Sam Altman has been reinstated as CEO of OpenAI, just days after being fired by the company's board. The move comes after a whirlwind few days that saw Altman's supporters rally to his side, with many threatening to quit if he was not brought back.
Musings on Markets
For the fun of it: An Open House for my Spring 2025 Classes
I am a teacher at heart, and every year, for more than two decades, I have invited people to join me...
a week ago
I am a teacher at heart, and every year, for more than two decades, I have invited people to join me in the classes that I teach at the Stern School of Business at New York University. Since I teach these classes only in the spring, and the first sessions for each of the classes...
Seeking Wisdom
Make Every Day Count
It was a 2012 evening, and I was driving home from the office. I was worried about finishing a big...
a year ago
It was a 2012 evening, and I was driving home from the office. I was worried about finishing a big project at work on time. I’d made the journey from the office to my home so many times, my car almost seemed to know the way by itself. My hands were on the wheel, but…
Moneyness
It's time to impose Iran-calibre sanctions on Russia
Russia is sometimes described as the world's most sanctioned nation. And while that's true, the long...
11 months ago
Russia is sometimes described as the world's most sanctioned nation. And while that's true, the long list of sanctions that the G7 coalition has placed on Russia in response to its attack on Ukraine are surprisingly light compared to the fewer but far more-draconian sanctions...
balajis.com
The Network State Book
A new book on starting new countries. Available on Kindle and for free at thenetworkstate.com.
over a year ago
A new book on starting new countries. Available on Kindle and for free at thenetworkstate.com.
Seeking Wisdom
Embeddings – Part 2
This is the 9th post in my series on building a toy GPT. For better understanding, I recommend...
a year ago
This is the 9th post in my series on building a toy GPT. For better understanding, I recommend reading my earlier posts first. Word embeddings convert words into fixed-length numerical arrays. Each number in these arrays corresponds to a specific characteristic of the word, such...
The Rational Walk
Paid Subscriptions
The reasons behind my decision to discontinue paid subscriptions.
8 months ago
The reasons behind my decision to discontinue paid subscriptions.
Citation Needed
Issue 48 – Bitcoin has "no chance" of going to the moon
Bitcoin ETF fakeouts, imaginary CEOs, and a bridge hack make for an eventful start to the new year.
11 months ago
Bitcoin ETF fakeouts, imaginary CEOs, and a bridge hack make for an eventful start to the new year.
Citation Needed
Issue 62 – Grassroots
Coinbase’s Stand With Crypto Alliance fudges the numbers, a (former) crypto industry CEO has a...
5 months ago
Coinbase’s Stand With Crypto Alliance fudges the numbers, a (former) crypto industry CEO has a meltdown, and another exchange suffers a nine-figure hack.
Citation Needed
Issue 69 – Nice
Coinbase threatens me that continuing to report on their activities would be “.... unwise”. Also,...
a month ago
Coinbase threatens me that continuing to report on their activities would be “.... unwise”. Also, election spending hits a fever pitch, with several new crypto PACs coming out of the woodwork.
Bits about Money
Credit card debt collection
Credit card debt is the waste stream of consumer finance. The debt collection industry ends up being...
a year ago
Credit card debt is the waste stream of consumer finance. The debt collection industry ends up being sordid, for complex structural and microeconomic reasons.
Mazdak
Google and the Canadian Government Reach a Deal on Online News Act
The Government of Canada and Google have reached a deal on the Online News Act (C-18), just three...
a year ago
The Government of Canada and Google have reached a deal on the Online News Act (C-18), just three weeks before the act is scheduled to come into effect. The deal will see Google continue to show Canadian news on its platforms in exchange for annual payments to Canadian news...
Citation Needed
Become a Wikipedian in 30 minutes
What will we do if Wikipedia falls to the type of AI-generated garbage that seems to be...
10 months ago
What will we do if Wikipedia falls to the type of AI-generated garbage that seems to be proliferating on the web? The number one thing you can do is learn to edit, and I will walk you through how to get started in only 30 minutes.
Mazdak
Income Splitting with a Lower-Income Spouse: Strategies and Considerations 🇨🇦
Managing finances effectively is crucial for any couple, and income splitting strategies can be...
10 months ago
Managing finances effectively is crucial for any couple, and income splitting strategies can be powerful tools for maximizing tax benefits and building wealth. This article explores various strategies for couples where one spouse earns significantly more than the other,...
Citation Needed
The stones left unturned in the Sam Bankman-Fried trial
From billions of mysterious Tethers to the apparent identity theft of Thai sex workers, many...
a year ago
From billions of mysterious Tethers to the apparent identity theft of Thai sex workers, many questions remain about what happened at Bankman-Fried's crypto empire.
balajis.com
America's $175 Trillion Problem
The true state of the global financial system, in ten charts.
5 months ago
The true state of the global financial system, in ten charts.
Mazdak
Anthropic's AI Breakthrough & Boeing's Q3 Disaster
Boeing's Q3 earnings report reveals a massive loss, while Anthropic's Claude AI showcases...
a month ago
Boeing's Q3 earnings report reveals a massive loss, while Anthropic's Claude AI showcases mind-blowing new capabilities.
Seeking Wisdom
Neural Networks – Part 1
This is my 5th post on my journey to build a toy GPT. I’d recommend checking out my previous posts...
a year ago
This is my 5th post on my journey to build a toy GPT. I’d recommend checking out my previous posts before diving into this one. Take the statement, ‘I will only go for a walk if it’s nice outside AND I have free time.’ This can be neatly represented using a truth table. We can…
Mazdak
Interest Rates Dip, But Will Demand Follow?
As the housing market continues its dynamic dance, a recent drop in interest rates presents a...
a year ago
As the housing market continues its dynamic dance, a recent drop in interest rates presents a curious conundrum. While the average 30-year fixed-rate mortgage for qualifying loans sunk to 6.83%, purchase applications surprisingly declined 1%. This begs the question:
Citation Needed
Issue 63 – RobConf 2024
Coinbase responds to campaign finance violation allegations, Trump panders to bitcoiners, and I chat...
4 months ago
Coinbase responds to campaign finance violation allegations, Trump panders to bitcoiners, and I chat with Lyn Alden about sexism in bitcoin.
Citation Needed
Issue 60 – Raging in favor of the machine
The crypto industry jumps on the Trump train.
6 months ago
The crypto industry jumps on the Trump train.
Commoncog
Colin Bryar on the practice of Amazon's Weekly Business Review
Cedric talks to Colin Bryar, early Amazon executive and former shadow to Jeff Bezos, on one of...
a year ago
Cedric talks to Colin Bryar, early Amazon executive and former shadow to Jeff Bezos, on one of Amazon's secret operational weapons: the Weekly Business Review.
Calculated Risk
Schedule for Week of December 22, 2024
Happy Holidays and Merry Christmas!
----- Monday, December 23rd -----
8:30 AM: Chicago Fed National...
yesterday
Happy Holidays and Merry Christmas!
----- Monday, December 23rd -----
8:30 AM: Chicago Fed National Activity Index for November. This is a composite index of other data.
----- Tuesday, December 24th -----
8:30 AM: Durable Goods Orders for November. The consensus is for a 0.4%...
Commoncog
When Action Beats Prediction
One of the great paradoxes of business is that management is prediction, but entrepreneurship ......
a year ago
One of the great paradoxes of business is that management is prediction, but entrepreneurship ... isn't. What a theory of expertise in entrepreneurship tells us about creating new things in business.
The Diff
Infrastructure on top of Infrastructure
Plus! AI as an Interface; AI and Property Rights; Covering an EV Short Position; Heterogeneous...
5 days ago
Plus! AI as an Interface; AI and Property Rights; Covering an EV Short Position; Heterogeneous Consumption Baskets as Subtle Union-Busting; Second-Order Effects
Musings on Markets
Beat your Bot: Building your moat against AI
It seems like a lifetime has passed since artificial intelligence (AI) became the market's biggest...
3 months ago
It seems like a lifetime has passed since artificial intelligence (AI) became the market's biggest mover, but Open AI introduced the world to ChatGPT on November 30, 2022. While ChatGPT itself represented a low-tech variation of AI, it opened the door to AI not only as a business...
The Rational Walk
Buffett Resumes Occidental Purchases
Berkshire spent $246.4 million to acquire 3.9 million OXY shares between October 23 and October 25.
a year ago
Berkshire spent $246.4 million to acquire 3.9 million OXY shares between October 23 and October 25.
Musings on Markets
Invisible, yet Invaluable: Valuing Intangibles in the Birkenstock IPO!
A few days ago, I valued Instacart ahead of its initial public offering, and noted that the...
a year ago
A few days ago, I valued Instacart ahead of its initial public offering, and noted that the reception that the stock gets will be a good barometer of where risk capital stands in the market, right now. After a buzzy open, when the stock jumped from its offering price of $30 a...
Mazdak
Binance CEO Steps Down and Pleads Guilty as Part of $4.3 Billion Settlement
Binance is the world's largest crypto exchange, and CEO Changpeng "CZ" Zhao is the most powerful...
a year ago
Binance is the world's largest crypto exchange, and CEO Changpeng "CZ" Zhao is the most powerful player in the industry. This deal puts an end to a years-long investigation into Binance. The deal: CZ agreed to pay $50 million in fines and is prohibited from operating or managing...
Seeking Wisdom
Few thoughts on life, psychology, and mindset
I’ve been writing my thoughts on life, psychology, and mindset for some time. I’ve considered...
a year ago
I’ve been writing my thoughts on life, psychology, and mindset for some time. I’ve considered transferring some of these writings from Notion into this post. In physics, three laws can explain 99% of observations. However, in life, psychology, and mindset, 99 laws can barely...
Mazdak
Why 2024 will be the year of the Delivery Drone?
For years, drone delivery has hovered on the horizon, a tantalizing glimpse of a futuristic utopia...
11 months ago
For years, drone delivery has hovered on the horizon, a tantalizing glimpse of a futuristic utopia where packages pirouette through the air and land at our doorsteps with clockwork precision. But 2024 marks a pivotal juncture, a year where the sci-fi fantasy transforms into a...
Mazdak
The 4% Rule: A Guide to Retirement Withdrawals, Not a Golden Ticket
For many approaching retirement, the question of "how much can I safely withdraw?" looms large....
8 months ago
For many approaching retirement, the question of "how much can I safely withdraw?" looms large. Enter the 4% rule, a popular guideline that suggests retirees can withdraw 4% of their retirement savings in the first year and adjust for inflation thereafter. But is it a guaranteed...
Citation Needed
Guilty or coerced? Ryan Salame’s last interviews before prison
Unpacking my conversation with FTX executive Ryan Salame, where we discussed his claims that he’s...
2 months ago
Unpacking my conversation with FTX executive Ryan Salame, where we discussed his claims that he’s innocent of the charges for which he’s now serving seven and a half years in prison.
The Rational Walk
Apple’s Dystopian iPad Video
When Steve Jobs spoke about the intersection of liberal arts and technology, he did not envision...
7 months ago
When Steve Jobs spoke about the intersection of liberal arts and technology, he did not envision crushing symbols of art and culture.
Citation Needed
Citation Needed has a new home
Citation Needed is no longer hosted on Substack. Welcome to my antifascist bar.
11 months ago
Citation Needed is no longer hosted on Substack. Welcome to my antifascist bar.
The Rational Walk
The Digest #177
Remembering Charlie Munger
a year ago
Remembering Charlie Munger
Seeking Wisdom
Stay the course
I spend a couple of weeks every February keeping up with my investments, timing it to coincide with...
9 months ago
I spend a couple of weeks every February keeping up with my investments, timing it to coincide with the release of Buffett’s annual letter to shareholders. I found something interesting while performing this ritual this time. I came across Aswath Damodaran’s website, where he has...
Mazdak
The Latest in Smartglasses Tech
From Samsung's latest specs to the buzz surrounding Apple's potential entry, the world of...
a month ago
From Samsung's latest specs to the buzz surrounding Apple's potential entry, the world of smartglasses is heating up!
Commoncog
The Limits of Operational Excellence
An answer to a puzzle: why is that some businesses go down the Deming path, become data driven,...
8 months ago
An answer to a puzzle: why is that some businesses go down the Deming path, become data driven, achieve operational excellence, and die, and others acquire Process Power and win?
Calculated Risk
Tuesday: Retail Sales, Industrial Production, Homebuilder Survey
From Matthew Graham at Mortgage News Daily: Mortgage Rates Start New Week With Some Hope
Last week...
5 days ago
From Matthew Graham at Mortgage News Daily: Mortgage Rates Start New Week With Some Hope
Last week wasn't great for mortgage rates. They moved higher on each of the 5 days. Moreover, there was a distinct lack of logical motivation from the economic data. In fact, on a few...
The Diff
Initiations
Plus! Alternative Data; Size and Momentum; The Full Audience; Same-Day
2 weeks ago
Plus! Alternative Data; Size and Momentum; The Full Audience; Same-Day
The Rational Walk
Two Sides of the Same Coin
Savings and consumption are joined at the hip. The more we consume during our working years, the...
11 months ago
Savings and consumption are joined at the hip. The more we consume during our working years, the longer it will take to achieve financial independence.
Commoncog
There Is No Truth in Business, Only Knowledge
'Knowledge' here is defined as 'theories or models that help you predict better'. How an idea from...
a year ago
'Knowledge' here is defined as 'theories or models that help you predict better'. How an idea from W. Edwards Deming may well be a working philosophy of business.
Mazdak
AI Gone Wrong? Can Chatbots Be Held Responsible for Suicide?
This episode examines the tragic case of a teenager who became obsessed with an AI companion bot and...
a month ago
This episode examines the tragic case of a teenager who became obsessed with an AI companion bot and later died by suicide.
Mazdak
Inflation finally chills out! Americans rejoice & recession whispers fade as prices dip and spending...
The good news just keeps coming! Prices finally took a breather in November, marking the first...
a year ago
The good news just keeps coming! Prices finally took a breather in November, marking the first decline since way back in 2020! This ain't no mirage, folks - inflation is cooling down, and the Fed's fight against skyrocketing prices is showing real results!
Bits about Money
Markets in power
How physics and infrastructure combine to generate (ba dum bum) the power market.
over a year ago
How physics and infrastructure combine to generate (ba dum bum) the power market.
Moneyness
Renovatio monetae
This silver pfennig from the Archbishopric of Magdeburg (1152-1192) was subject to a policy of...
7 months ago
This silver pfennig from the Archbishopric of Magdeburg (1152-1192) was subject to a policy of renovatio monetae. Twice a year whoever held it had to bring it in to be changed for new coins at a rate of four old coins to three new coins. That suggests an annualized tax rate on...
Bits about Money
Guys what is wrong with ACATS
Ever transferred assets between brokerages? Impressive, terrifying machinations happened in the...
7 months ago
Ever transferred assets between brokerages? Impressive, terrifying machinations happened in the background. No cats were harmed.
Moneyness
Kraken v Kraken, or how to protect the public from crypto exchange failures
It's been a full year since FTX International and FTX-US collapsed, and the shocking thing is –...
a year ago
It's been a full year since FTX International and FTX-US collapsed, and the shocking thing is – there is still no regulated crypto venue in the U.S.! You'd think some lessons would have been learnt.
To best protect the public from the Sam Bankman-Frieds of the world, what the...
The Rational Walk
Just Hold the Goddamn Stock!
Charlie Munger's solution to estate planning at Berkshire was simple: Just Hold the Goddamn Stock!...
3 months ago
Charlie Munger's solution to estate planning at Berkshire was simple: Just Hold the Goddamn Stock! Unfortunately, his advice is not easy to follow.
Moneyness
There won't be a Blackrock bitcoin ETF, at least not until Binance bites the dust
Back in 2018 I wrote about the controversy over the constant stream of bitcoin ETF denials emanating...
a year ago
Back in 2018 I wrote about the controversy over the constant stream of bitcoin ETF denials emanating from the Securities and Exchange Commission (SEC). And my conclusion then was: "further rejections likely." My conclusion in 2023 is the same. Even with Wall Street-giant...
Mazdak
Adobe Scraps $20 Billion Figma Deal
Adobe's blockbuster $20 billion bid for Figma, the web-based design darling, is officially off the...
a year ago
Adobe's blockbuster $20 billion bid for Figma, the web-based design darling, is officially off the table! This dramatic pivot throws a spotlight on the tightening grip of global regulators on tech mergers, leaving investors and industry players to wonder:
balajis.com
#1 - Vitalik Buterin on Starting New Countries, Upgrading Ethereum, and Improving Yourself
Listen now (118 min) | A discussion between Vitalik Buterin and Balaji Srinivasan on starting new...
a year ago
Listen now (118 min) | A discussion between Vitalik Buterin and Balaji Srinivasan on starting new countries, improving yourself, and upgrading Ethereum. OUTLINE 00:00 - Introduction 01:27 - A brief history of Ethereum 16:54 - The DAO hack 20:32 - The Devcon 2 attack 33:24 - The...
The Rational Walk
Warren Buffett on Inflation — Part 2
Inflation took the auto insurance industry by surprise in the 1970s, impacting Berkshire's auto...
a year ago
Inflation took the auto insurance industry by surprise in the 1970s, impacting Berkshire's auto insurance business as well as nearly bankrupting GEICO.
FIRE v London
Becoming an ISA $millionaire
This time last year I wrote that my annual ISA update was many months late. I had delayed it until...
a year ago
This time last year I wrote that my annual ISA update was many months late. I had delayed it until using my full annual ISA allowance(s), which took me much longer than usual last year. This year I actually completed my ISA topups in April, within a few weeks of the start of the...
FIRE v London
Sep 23: Antisocial markets
For some reason shoplifting is in the news. There’s evidently an epidemic of it. Not just in the UK,...
a year ago
For some reason shoplifting is in the news. There’s evidently an epidemic of it. Not just in the UK, but wider afield too – hence major brands pulling out of cities like San Francisco. From what I hear there is a general increase in antisocial behaviour, dating from the covid-19...
Commoncog
What To Think When Looking at a Chart
In a business context, what should you think when presented with a time series? Or: a really dumb...
a year ago
In a business context, what should you think when presented with a time series? Or: a really dumb question that nobody seems to talk about.
Citation Needed
Privacy, human rights, and Tornado Cash
I am more worried about privacy than crypto crime.
7 months ago
I am more worried about privacy than crypto crime.
Calculated Risk
Industrial Production Decreased 0.1% in November
Earlier from the Fed: Industrial Production and Capacity Utilization
Industrial production (IP)...
5 days ago
Earlier from the Fed: Industrial Production and Capacity Utilization
Industrial production (IP) moved down 0.1 percent in November after declining 0.4 percent in October. In November, manufacturing output rose 0.2 percent, boosted by a 3.5 percent increase in the index for motor...
Mazdak
Information Overload? Don't Be Fooled!
In today's world of instant access and information overload, we often find ourselves bombarded with...
a year ago
In today's world of instant access and information overload, we often find ourselves bombarded with conflicting opinions and dubious advice. It can be a challenge to distinguish genuine expertise from misleading claims and unqualified opinions. This issue of our newsletter offers...
The Rational Walk
The Limits of the 25th Amendment
The 25th Amendment is intended to clarify Presidential succession procedures, but it has severe...
5 months ago
The 25th Amendment is intended to clarify Presidential succession procedures, but it has severe limits that should be acknowledged.
The Rational Walk
Poor Charlie’s Almanack
My thoughts on the new edition with a focus on inconsistency avoidance, one of the twenty-five...
8 months ago
My thoughts on the new edition with a focus on inconsistency avoidance, one of the twenty-five psychological tendencies that can cause human misjudgment.
Musings on Markets
Tesla in 2023: A Return to Reality, The Start of the End or Time to Buy?
I am not much of a car person and view cars primarily as a mode of transportation. I drive a 2010...
a year ago
I am not much of a car person and view cars primarily as a mode of transportation. I drive a 2010 Honda Civic, a perfectly serviceable vehicle that is never going to get oohs and ahas from onlookers, but I feel no urge to value Honda. I don't own a Tesla, and have only driven...
Citation Needed
Effective obfuscation
Silicon Valley's "effective altruism" and "effective accelerationism" only give a thin philosophical...
a year ago
Silicon Valley's "effective altruism" and "effective accelerationism" only give a thin philosophical veneer to the industry's same old impulses.
balajis.com
The Network State Podcast with Balaji
The Network State Podcast with Balaji Srinivasan is on YouTube, Apple Podcasts, Spotify, Anchor.fm,...
a year ago
The Network State Podcast with Balaji Srinivasan is on YouTube, Apple Podcasts, Spotify, Anchor.fm, and thenetworkstate.com/podcast.
Farnam Street
Evaluating Information: Find the Signal in the Noise
We are drowning in information. Most of that information is irrelevant. If only we could sort what...
over a year ago
We are drowning in information. Most of that information is irrelevant. If only we could sort what matters from what doesn’t. The good news is that you can train your brain to evaluate the quality of information. Not only can you quickly determine if someone knows what they are...
Mazdak
OpenAI in Turmoil: Altman and Brockman Join Microsoft, Employees Revolt
In a stunning turn of events, Sam Altman and Greg Brockman, the ousted CEOs of OpenAI, the...
a year ago
In a stunning turn of events, Sam Altman and Greg Brockman, the ousted CEOs of OpenAI, the non-profit research company behind groundbreaking artificial intelligence advancements, are joining Microsoft to lead a new research unit. This move comes after failed talks to reinstate...
Musings on Markets
The School Bell Rings: Time for Class!
Continuing an annual ritual of long standing, ahead of starting my spring teaching at NYU starting...
11 months ago
Continuing an annual ritual of long standing, ahead of starting my spring teaching at NYU starting in a couple of weeks, I would like to invite you, if you are interested, to come along for the ride. I know! I know! Most of you are not enrolled at NYU, paying nosebleed prices,...
Mazdak
The ChatGPT Revolution: A Year Later
On November 30, 2022, OpenAI released ChatGPT, a large language model (LLM) that quickly captured...
a year ago
On November 30, 2022, OpenAI released ChatGPT, a large language model (LLM) that quickly captured the attention of the world. ChatGPT's ability to generate human-quality text, translate languages, write different kinds of creative content, and answer questions in an informative...
The Rational Walk
The Digest #170
The Precautionary Principle, GEICO Layoffs, Superlinear Returns, TIPS for Retirement, Rockefeller's...
a year ago
The Precautionary Principle, GEICO Layoffs, Superlinear Returns, TIPS for Retirement, Rockefeller's advice to his son, Impact of GLP-1 agonists, Tesla's IPO, Conference call transcripts, and more ...
Musings on Markets
Tesla in November 2023 : Story twists and turns, with value consequences!
I was planning to start this post by telling you that Tesla was back in the news, but that would be...
a year ago
I was planning to start this post by telling you that Tesla was back in the news, but that would be misleading, since Tesla never leaves the news. Some of that attention comes from the company's products and innovations, but much of it comes from having Elon Musk as a CEO, a man...
Commoncog
The 2022 Commoncog Recap
This was the final newsletter edition sent out to subscribers at the end of 2022. A recap of...
a year ago
This was the final newsletter edition sent out to subscribers at the end of 2022. A recap of Commoncog's best ideas, and a preview of several upcoming experiments.
The Rational Walk
The Digest #188
Manufacturing time, Apple Vision Pro, Access journalism, Henry Ford's $5/hr wage, Sharing investment...
10 months ago
Manufacturing time, Apple Vision Pro, Access journalism, Henry Ford's $5/hr wage, Sharing investment ideas, Insurance brokerages, Katalin Karikó’s autobiography, John Randolph of Roanoke
The Rational Walk
The Digest #157
Munger on windowless dorms, Damodaran on country risk, Disney's brand, Working without working, The...
a year ago
Munger on windowless dorms, Damodaran on country risk, Disney's brand, Working without working, The comfort crisis, Fairfax, Markel, Vision Pro's breakthrough, iPhone hacks
Mazdak
5 best investments during high interest rates
Interest rates are rising, and that means it's time to rethink your investment strategy. When...
a year ago
Interest rates are rising, and that means it's time to rethink your investment strategy. When interest rates rise, the value of existing bonds declines, and stocks can become more volatile. However, there are still a number of investments that can perform well in a high interest...
Moneyness
Why I'm in favor of financial illiteracy
I'm not a fan of mandatory investor education classes. The issue was brought up recently by former...
8 months ago
I'm not a fan of mandatory investor education classes. The issue was brought up recently by former chair of FDIC, Sheila Bair, who sees such classes as ways to stop future FTX-style disasters.
The model of finance I've been using for many years is the fairly dismal dark forest...
The Diff
Longreads + Open Thread
Inflation, AI, Linkrot, Data, Research, Pod Shops, Life Advice, Nvidia
yesterday
Inflation, AI, Linkrot, Data, Research, Pod Shops, Life Advice, Nvidia
Calculated Risk
Personal Income increased 0.3% in November; Spending increased 0.4%
The BEA released the Personal Income and Outlays report for November:
Personal income increased...
2 days ago
The BEA released the Personal Income and Outlays report for November:
Personal income increased $71.1 billion (0.3 percent at a monthly rate) in November, according to estimates released today by the U.S. Bureau of Economic Analysis. Disposable personal income (DPI), personal...
Farnam Street
Chesterton’s Fence: A Lesson in Second Order Thinking
A core component of making great decisions is understanding the rationale behind previous decisions....
over a year ago
A core component of making great decisions is understanding the rationale behind previous decisions. If we don’t understand how we got “here,” we run the risk of making things much worse. *** When we seek to intervene in any system created by someone, it’s not enough to view...
Citation Needed
Issue 67 – Bug out bitcoin
Crypto resurfaces on the campaign trail and the FTX fallout continues to unfold. Also, merch!
2 months ago
Crypto resurfaces on the campaign trail and the FTX fallout continues to unfold. Also, merch!
Mazdak
The 7 Steps to Becoming a Top Investor
Do you want to become a great investor? If so, you're in the right place. In this article, I'm going...
a year ago
Do you want to become a great investor? If so, you're in the right place. In this article, I'm going to share with you the seven steps that I believe are essential for becoming a top investor. Step 1: Develop a Clear Investment Philosophy The first step to becoming a great...
Seeking Wisdom
Modeling Life: Foundations
Herman Wouk was researching for a novel he planned to write about World War II. He interviewed...
8 months ago
Herman Wouk was researching for a novel he planned to write about World War II. He interviewed several physicists at Caltech who had worked on the bomb, including Richard Feynman. After the interview, Feynman asked Wouk if he knew Calculus. “No,” said Wouk. To which Feynman...
Commoncog
The Hospitality Solution in Your Business
A look at the main provocation of Will Guidara’s Unreasonable Hospitality: that you can solve...
3 months ago
A look at the main provocation of Will Guidara’s Unreasonable Hospitality: that you can solve (certain) business problems with hospitality, and that it only takes a little thoughtfulness to do so.
Commoncog
An Increase in Membership Prices
Commoncog is increasing membership prices on 1st August 2023. If you'd like to lock in the old...
a year ago
Commoncog is increasing membership prices on 1st August 2023. If you'd like to lock in the old prices, you should probably sign up before then.
Mazdak
Meta Fined & FBI on Polymarket
Meta slapped with a HUGE EU fine, the FBI is investigating Polymarket...
a month ago
Meta slapped with a HUGE EU fine, the FBI is investigating Polymarket...
Bits about Money
A review of Number Go Up, on crypto shenanigans
A review of Zeke Faux's Number Go Up, with some bonus commentary on financial journalism and Tether...
a year ago
A review of Zeke Faux's Number Go Up, with some bonus commentary on financial journalism and Tether specifically.
Moneyness
How is the foreign expansion of Canadian banks going?
With the high profile nixing of TD Bank's purchase of First Horizon Bank last month, I thought I'd...
a year ago
With the high profile nixing of TD Bank's purchase of First Horizon Bank last month, I thought I'd take a step back and try to visualize the last few decades of Canadian bank expansion outside of the country.
What I've done is go through the annual reports of the big-5 banks at...
Commoncog
The Dangers of Expansion
A recurring pattern that seems to show up again and again in business: expansion is dangerous, and...
4 months ago
A recurring pattern that seems to show up again and again in business: expansion is dangerous, and everyone really only learns this through pain.
Commoncog
How to Become Data Driven
The answer, like most things from Statistical Process Control, is more surprising and more obvious...
a year ago
The answer, like most things from Statistical Process Control, is more surprising and more obvious than you might think.
The Rational Walk
Warren Buffett’s Evolving Estate Plan
Warren Buffett has revised his will to leave his remaining assets at the time of his death to a new...
5 months ago
Warren Buffett has revised his will to leave his remaining assets at the time of his death to a new charitable trust run by his children.
The Rational Walk
The Digest #180
Berkshire Hathaway Energy, John Neff and Peter Lynch on investing, Charlie Munger on parenting,...
a year ago
Berkshire Hathaway Energy, John Neff and Peter Lynch on investing, Charlie Munger on parenting, Damodaran on key person risk, Microsoft's IPO, Howard Marks and Annie Duke on risk
Citation Needed
Issue 68 – Opportunity agenda
Harris shouts out crypto in her “Opportunity Agenda for Black Men”, one crypto exec leaves prison as...
2 months ago
Harris shouts out crypto in her “Opportunity Agenda for Black Men”, one crypto exec leaves prison as another enters, and Stand With Crypto bets on the favorites.
Calculated Risk
Real Estate Newsletter Articles this Week: Existing-Home Sales Increased to 4.15 million SAAR in...
At the Calculated Risk Real Estate Newsletter this week:
Click on graph for larger image.
NAR:...
yesterday
At the Calculated Risk Real Estate Newsletter this week:
Click on graph for larger image.
NAR: Existing-Home Sales Increased to 4.15 million SAAR in November
Housing Starts Decreased to 1.289 million Annual Rate in November
4th Look at Local Housing Markets in November
Lawler:...
Citation Needed
Follow the Crypto
FollowTheCrypto.org: A new project to track cryptocurrency industry spending to influence 2024...
5 months ago
FollowTheCrypto.org: A new project to track cryptocurrency industry spending to influence 2024 elections in the United States.
FIRE v London
Jan ’24: A giant tax bill lands
One of several highlights for me in January was visiting Salisbury cathedral, which I did on an...
10 months ago
One of several highlights for me in January was visiting Salisbury cathedral, which I did on an impulse while travelling back from the Coastal Folly. My main frame of reference to the cathedral being those notorious Russian nerve agent assassins citing it as their reason for...
Citation Needed
Polling: Are Democratic voters really “increasingly gravitating towards crypto”?
Paradigm has polled some Democratic voters about crypto and released a summary of their results. How...
3 months ago
Paradigm has polled some Democratic voters about crypto and released a summary of their results. How does it stack up to other industry polls, which are often heavily manipulated to paint a deceptively rosy picture?
Moneyness
Are central banks too reliant on SWIFT for domestic payments?
Central bank settlement systems are the the tectonic plates of the payment system: they are vitally...
a year ago
Central bank settlement systems are the the tectonic plates of the payment system: they are vitally important to our lives, but we never see them in action. All of a nations' electronic payments are ultimately completed, or settled, on these systems. If they stop working, our...
Calculated Risk
MBA: Mortgage Applications Decreased in Weekly Survey
From the MBA: Mortgage Applications Decrease in Latest MBA Weekly Survey
Mortgage applications...
4 days ago
From the MBA: Mortgage Applications Decrease in Latest MBA Weekly Survey
Mortgage applications decreased 0.7 percent from
one week earlier, according to data from the Mortgage Bankers Association’s (MBA) Weekly Mortgage
Applications Survey for the week ending December 13,...
The Diff
Longreads + Open Thread
Kotkin, Luttwak, Poker, DRW, PCs, Statistics, AI, Hamilton
a week ago
Kotkin, Luttwak, Poker, DRW, PCs, Statistics, AI, Hamilton
Calculated Risk
Friday: No major economic releases scheduled
Note: Mortgage rates are from MortgageNewsDaily.com and are for top tier scenarios.
Friday:
• No...
a week ago
Note: Mortgage rates are from MortgageNewsDaily.com and are for top tier scenarios.
Friday:
• No major economic releases scheduled.
balajis.com
#5 - India's Largest Exit
Listen now (161 min) | The $16B acquisition of Flipkart was the largest in Indian tech history....
a year ago
Listen now (161 min) | The $16B acquisition of Flipkart was the largest in Indian tech history. Balaji speaks with Flipkart founder/CEO Binny Bansal on how he built the company from scratch when Indian startups weren't even a thing — and how Flipkart's rise parallels the rise of...
Mazdak
ETFs vs. Mutual Funds : The Great Investment Debate
For many investors, both seasoned and new, choosing between Exchange-Traded Funds (ETFs) and mutual...
8 months ago
For many investors, both seasoned and new, choosing between Exchange-Traded Funds (ETFs) and mutual funds can be a head-scratcher. Both offer diversification, professional management options, and access to a variety of asset classes. However, they differ significantly in how they...
Bits about Money
Requiem for a bank loan
A brief retrospective on an attractive product First Republic used to offer, and a wider discourse...
a year ago
A brief retrospective on an attractive product First Republic used to offer, and a wider discourse on the banking crisis.
The Rational Walk
Three Lessons
A few life lessons based on observations over a half century.
a year ago
A few life lessons based on observations over a half century.
Citation Needed
Issue 70 – The Cryptocurrency States of America
Crypto’s efforts to buy the 2024 elections paid off, and we’re in for a bumpy ride.
a month ago
Crypto’s efforts to buy the 2024 elections paid off, and we’re in for a bumpy ride.
Bits about Money
Demystifying financial leverage
Leverage is actually reasonably easy to understand, both in the math and in the implications for...
over a year ago
Leverage is actually reasonably easy to understand, both in the math and in the implications for financial firms.
The Rational Walk
A Mind at Play
Claude Shannon is most famous for his groundbreaking work related to information theory, one of many...
a year ago
Claude Shannon is most famous for his groundbreaking work related to information theory, one of many subjects discussed in his fascinating biography.
Musings on Markets
Breach of Trust: Decoding the Banking Crisis
In March 2023, the fall of Silicon Valley Bank shocked investors not only because it was unforeseen,...
a year ago
In March 2023, the fall of Silicon Valley Bank shocked investors not only because it was unforeseen, but also because of the speed with which it unfolded. That failure has had a domino effect, with Signature Bank falling soon after, followed by Credit Suisse in April 2023 and by...
Mazdak
Block, TikTok & Beyond
From Block's latest moves to TikTok's impact on the music industry, we explore the trends shaping...
a month ago
From Block's latest moves to TikTok's impact on the music industry, we explore the trends shaping our digital world.
Moneyness
Who should pay for scams? Victims or their banks?
Scam call centre on CCTV, via BBC.
Here's a question for you. Should banks be required to...
a year ago
Scam call centre on CCTV, via BBC.
Here's a question for you. Should banks be required to reimburse customers who have been scammed?
I was recently reading a CBC article about a 63-year old Toronto man who responded to a phone call from a scammer claiming to be a Bank of...
FIRE v London
Feb ’24: Envyidia
I’ve had quite a lot of culture to enjoy in February. Aside from some travel for the Six Nations...
9 months ago
I’ve had quite a lot of culture to enjoy in February. Aside from some travel for the Six Nations rugby, I’ve been to two shows – one in London’s Royal Opera House and one on the south coast. Both events were either full or practically full. Covid feels fully behind us now. But...
Moneyness
Tornado Cash un-OFAC'ed
The next chapter in the Tornado Cash saga just dropped. Last week a court ruled last that Tornado...
2 weeks ago
The next chapter in the Tornado Cash saga just dropped. Last week a court ruled last that Tornado Cash, a bot that can be used for obfuscating crypto, is safe from being sanctioned.
I first wrote about Tornado Cash in 2021, before its legal troubles began, warning of the risks...
Commoncog
Focus Is Saying No To Good Ideas
Several stories about one of the hardest maxims to put to practice in business.
over a year ago
Several stories about one of the hardest maxims to put to practice in business.
The Rational Walk
The Digest #222
Berkshire Hathaway's Q3 Results, BRK 2X Long Daily Target ETF, Presidential Election Polling, Online...
a month ago
Berkshire Hathaway's Q3 Results, BRK 2X Long Daily Target ETF, Presidential Election Polling, Online Speech, Price Controls, Shakespeare's Caesar, Musk and SpaceX, Micro-Cap Investing
balajis.com
No Cap
Fed-killed banks took $100B+ from BTFP to stay afloat, but who's counting?
a year ago
Fed-killed banks took $100B+ from BTFP to stay afloat, but who's counting?
Mazdak
Big Tech Ad Boom
Tech giants are raking in cash as the digital ad market explodes!
a month ago
Tech giants are raking in cash as the digital ad market explodes!
The Rational Walk
The Digest #191
The dopamine loop, Berkshire Hathaway's annual report recap, Tom Gayner's letter to Markel...
9 months ago
The dopamine loop, Berkshire Hathaway's annual report recap, Tom Gayner's letter to Markel shareholders, Investing lessons from Earnest Shackleton, Google's Gemini AI goes off the rails
Bits about Money
Money laundering and AML compliance
A brief overview of what money laundering is, what financial institutions do about it, and why.
a year ago
A brief overview of what money laundering is, what financial institutions do about it, and why.
Mazdak
Nearly All US Job Growth in November Came From Just 3 Sectors!
Did you know? The US economy added 199,000 jobs in November, slightly more than expected. But what's...
a year ago
Did you know? The US economy added 199,000 jobs in November, slightly more than expected. But what's even more interesting is that nearly all of this job growth came from just three sectors! So, which sectors are we talking about? Healthcare: Leading the pack with a steady demand...
Seeking Wisdom
Embeddings – Part 1
This is the 8th post in my series on building a toy GPT. For better understanding, I recommend...
a year ago
This is the 8th post in my series on building a toy GPT. For better understanding, I recommend reading my earlier posts first. I love playing and watching cricket. The dominance India showed in the recently concluded World Cup is astounding. I have never seen anything like it in...
The Rational Walk
The Digest #163
Corporate taxes, Berkshire's clean energy investments, Isaacson's biography of Elon Musk, ESPN's...
a year ago
Corporate taxes, Berkshire's clean energy investments, Isaacson's biography of Elon Musk, ESPN's future, Nvidia, AI, Interpreting medical studies, Why Doomberg left Twitter, Jimmy Buffett, and more...
Mazdak
The Future of Healthcare: Your AI Health Pod is Here! 🩺
Get ready for a revolution in healthcare! Say goodbye to long waits and crowded waiting rooms, and...
a year ago
Get ready for a revolution in healthcare! Say goodbye to long waits and crowded waiting rooms, and hello to the CarePod, your self-contained doctor's office powered by artificial intelligence. Imagine: Stepping into a futuristic pod at your local mall, gym, or even office...
Moneyness
The effects of Russian sanctions as portrayed in YouTube videos
Last month American provocateur Tucker Carlson visited a Russian grocery store. Because it was...
8 months ago
Last month American provocateur Tucker Carlson visited a Russian grocery store. Because it was filled to the brim with food, Carlson claims that western sanctions placed on Russia aren't having an effect. "We've been told sanctions on Russia have had a devastating effect on its
...
The Rational Walk
The Digest #221
Bezos on Media Bias, Marks on Asset Allocation, Moral Hazard, Meta's AI Prospects, Vision Pro:...
a month ago
Bezos on Media Bias, Marks on Asset Allocation, Moral Hazard, Meta's AI Prospects, Vision Pro: Success or Failure?, Berkshire in the 1960s, Whole Foods, Black Diamond, Merck, Wormholes
Musings on Markets
The Price of Risk: With Equity Risk Premiums, Caveat Emptor!
If you have been reading my posts, you know that I have an obsession with equity risk premiums,...
a year ago
If you have been reading my posts, you know that I have an obsession with equity risk premiums, which I believe lie at the center of almost every substantive debate in markets and investing. As part of that obsession, since September 2008, I have estimated an equity risk premium...
Bits about Money
Financial systems take a holiday
Ever wondered about what happens when banks are closed or why some apps have operating hours? It's...
9 months ago
Ever wondered about what happens when banks are closed or why some apps have operating hours? It's fascinating.
Mazdak
The Rollercoaster Ride of Long-Term Rates: What it Means for You and the Economy
Remember that dramatic rise in long-term interest rates back in September and October? The one that...
a year ago
Remember that dramatic rise in long-term interest rates back in September and October? The one that had everyone from policymakers to financial analysts glued to their screens? Well, guess what? It's mostly reversed! What does this mean? In a nutshell, it means a sigh of relief...
FIRE v London
Mar ’23: Harvesting tax losses
March has been rather a wet month in London. Wet, and cold. This translates into the ski slopes in...
a year ago
March has been rather a wet month in London. Wet, and cold. This translates into the ski slopes in the French Alps (finally) having great conditions – sadly too late for me to enjoy. Further north, it’s been a month of big change in Scotland. Nicola Sturgeon, the...
The Rational Walk
The Digest #196
Daniel Kahneman (1934 — 2024), Biglari Holdings, Classical education, Sports gambling, Ackman on...
8 months ago
Daniel Kahneman (1934 — 2024), Biglari Holdings, Classical education, Sports gambling, Ackman on Disney's proxy war, Lessons from Paul Graham, Dunbar's number
Mazdak
The Growth Rocket Fuel of Low Gross Margin Businesses
When most people think of successful businesses, they think of businesses with high gross margins....
a year ago
When most people think of successful businesses, they think of businesses with high gross margins. After all, a high gross margin means that a business is making a lot of money on each sale. However, there are a number of successful businesses that have low gross margins. These...
Calculated Risk
Thursday: Unemployment Claims, PPI, Q3 Flow of Funds
Note: Mortgage rates are from MortgageNewsDaily.com and are for top tier scenarios.
initial weekly...
a week ago
Note: Mortgage rates are from MortgageNewsDaily.com and are for top tier scenarios.
initial weekly unemployment claims report will be released. The consensus is for 220 thousand initial claims, up from 213 thousand last week.
Producer Price Index for November from the BLS. The...
Musings on Markets
Reaping the Whirlwind: A September 2022 Inflation Update!
In my early 2021 posts on inflation, I argued that while the higher inflation that we were just...
over a year ago
In my early 2021 posts on inflation, I argued that while the higher inflation that we were just starting to see could be explained by COVID and supply chain issues, prudence on the part of policy makers required that it be taken as a long term threat and dealt with quickly. Not...
The Rational Walk
Daily Journal Annual Meeting Notes
A reader has generously shared his notes from the Daily Journal annual meeting which took place in...
6 months ago
A reader has generously shared his notes from the Daily Journal annual meeting which took place in Los Angeles on February 15, 2024.
The Rational Walk
The Digest #167
TIPS for Retirement, BYD vs. Tesla, Katalin Karikó's vindication, Teledyne, Helzberg Diamonds,...
a year ago
TIPS for Retirement, BYD vs. Tesla, Katalin Karikó's vindication, Teledyne, Helzberg Diamonds, Interviews of Marc Andreessen and Shane Parrish, David Senra's review of Jimmy Buffett's autobiography
The Rational Walk
The Digest #224
Edith Hamilton on human stupidity, BHE's latest investor presentation, Berkshire's 13-F, Extending...
a month ago
Edith Hamilton on human stupidity, BHE's latest investor presentation, Berkshire's 13-F, Extending human lifespan, Fastenal's success story, Buffett's early investments, IKEA's founder
Mazdak
Sam Altman's Potential Return to OpenAI
In a surprising turn of events, high-level discussions are underway to bring Sam Altman back to...
a year ago
In a surprising turn of events, high-level discussions are underway to bring Sam Altman back to OpenAI, not just as an investor or advisor, but as the company's CEO once again. This development comes just days after Altman's abrupt departure from the position, which sent...
The Rational Walk
Hesiod’s Works and Days
One of the oldest surviving books provides advice that is just as relevant to our lives today as it...
7 months ago
One of the oldest surviving books provides advice that is just as relevant to our lives today as it was 2,700 years ago.
Citation Needed
AI isn't useless. But is it worth it?
AI can be kind of useful, but I'm not sure that a "kind of useful" tool justifies the harm.
8 months ago
AI can be kind of useful, but I'm not sure that a "kind of useful" tool justifies the harm.
The Rational Walk
The Digest #182
Passive Investing, Low Trust Societies, Greg Abel in the spotlight, Capital allocation at Berkshire,...
12 months ago
Passive Investing, Low Trust Societies, Greg Abel in the spotlight, Capital allocation at Berkshire, Better habits for 2024, Amusing CPA stories, Ben Graham, Charlie Munger, Pernod Ricard
The Rational Walk
Will Berkshire Hathaway Pay a Dividend?
Investors have been debating the dividend question for decades. So far, shareholders have been well...
10 months ago
Investors have been debating the dividend question for decades. So far, shareholders have been well served by Warren Buffett's reluctance to send out dividend checks.
Musings on Markets
The Wisdom and Madness of Crowds: Market Prices as Political Predictors!
In this, the first full week in November 2024, the big news stories of this week are political, as...
a month ago
In this, the first full week in November 2024, the big news stories of this week are political, as the US presidential election reached its climactic moment on Tuesday, but I don't write about politics, not because I do not have political views, but because I reserve those views...
The Rational Walk
The Sad Irons
During the depths of the Great Depression, Lyndon Johnson was determined to electrify the Texas Hill...
a year ago
During the depths of the Great Depression, Lyndon Johnson was determined to electrify the Texas Hill Country. Success was integral to his path to greater power.
Calculated Risk
Q4 GDP Tracking: 2.4% to 3.1%
From Goldman:
Following this morning’s data, we left our Q4 GDP tracking estimate unchanged at 2.4%...
2 days ago
From Goldman:
Following this morning’s data, we left our Q4 GDP tracking estimate unchanged at 2.4% (quarter-over-quarter annualized) and our Q4 domestic final sales forecast unchanged at +2.3% [Dec 20th estimate]
emphasis added
And from the Atlanta Fed: GDPNow
The GDPNow model...
Calculated Risk
Realtor.com Reports Active Inventory Up 23.5% YoY
What this means: On a weekly basis, Realtor.com reports the year-over-year change in active...
a week ago
What this means: On a weekly basis, Realtor.com reports the year-over-year change in active inventory and new listings. On a monthly basis, they report total inventory. For November, Realtor.com reported inventory was up 26.2% YoY, but still down 21.5% compared to the 2017 to...
The Rational Walk
The Digest #178
Berkshire countersues Pilot's founders, Meta targeting teens, Title Insurance, Moats & capital...
a year ago
Berkshire countersues Pilot's founders, Meta targeting teens, Title Insurance, Moats & capital allocation, CAVA's origin, VISA's history, Business lessons from Tom Murphy
balajis.com
The Balaji Chat
A forum for balajis.com subscribers.
a year ago
A forum for balajis.com subscribers.
Musings on Markets
Market Bipolarity: Exuberance versus Exhaustion!
As we enter the last quarter of 2023, it has been a roller coaster of a year. We started the year...
a year ago
As we enter the last quarter of 2023, it has been a roller coaster of a year. We started the year with significant uncertainty about whether the surge in inflation seen in 2022 would persist as well as about whether the economy was headed into a recession. In the first half of...
The Rational Walk
Endurance
The amazing story of Shackleton's legendary voyage to the Antarctic and how his 28 men survived...
10 months ago
The amazing story of Shackleton's legendary voyage to the Antarctic and how his 28 men survived shipwreck, ice floes, and constant danger.
Mazdak
Choosing the Optimal Legal Structure for Your Small Business 🇨🇦
Launching a small business is a thrilling entrepreneurial adventure, but selecting the appropriate...
11 months ago
Launching a small business is a thrilling entrepreneurial adventure, but selecting the appropriate legal framework can feel like traversing a complex maze. This guide sheds light on the merits and drawbacks of the three primary options: sole proprietorship, partnership, and...
The Rational Walk
The Digest #175
Pseudonyms on social media, Superinvestor portfolios, Apple Vision Pro, Gates on AI, 40% discount...
a year ago
Pseudonyms on social media, Superinvestor portfolios, Apple Vision Pro, Gates on AI, 40% discount rates, Evolving moats, Jay Gould, Garry Tan, Milton Friedman, Ayn Rand, Steve Ells
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