Compounding Quality Profile picture
Mar 27 13 tweets 3 min read Read on X
Daniel Kahneman passed away today

He changed the world of behavioral finance

Here are 10 things I learned from his book Thinking Fast and Slow as a way to say thank you: Image
1️⃣ Our brain uses two systems: System 1 and System 2

System 1 is fast, intuitive and automatic. It is prone to biases and errors such as overconfidence.

System 2 is slow, analytical, and deliberate. It is necessary for complex tasks requiring focused attention.
2️⃣ Irrationality

Humans are not rational. We all make a lot of irrational mistakes.

90% of Americans think they can drive better than average and 70% think they are smarter than average.
3️⃣ Prospect theory

The prospect theory suggests that people feel losses twice as hard as gains.

Many people don't want to play a Heads or Tails game where they can win $100 but risk losing $50.

You should take this bet every single day. Image
4️⃣ The Halo Effect

The halo effect is a cognitive bias where your overall impression of a person influences your perception on their individual traits or qualities.

If you like someone, you'll overestimate their capabilities and vice versa.
5️⃣ Availability heuristic

The availability heuristic is a cognitive bias where you judge the likelihood of an event based on how easily it comes to mind.

A good example is 9/11 which made people afraid of flying.
6️⃣ Sunk cost fallacy

The sunk cost fallacy appears when you keep investing in something even if it's not worth it, simply because you've already invested resources in it.

Think about choosing to finish a boring movie because you already paid for the ticket.
7️⃣ Confirmation bias

People tend to seek out information that confirms their existing beliefs and ignore information that contradicts it.

As an investor, always talk with people who have opposing views. It will be very insightful.
8️⃣ Hindsight bias

The tendency, after an event has occurred, to believe that one would have predicted or expected the outcome.

A good example is that after attending a baseball game, you might insist that you knew that the winning team was going to win beforehand.
9️⃣ Framing effect

When the way information is presented influences your decisions and perceptions, we call it a framing effect.

For example: studies have shown that 75% lean meat is usually preferred over 25% fat meat, even though it's the same thing.
🔟 Anchoring effect

The anchoring effect is a bias where you rely too heavily on the first piece of information you receive when making a decision.

If you first see a car that costs $100k and then see a second one that costs $70k, you tend to see the second car as cheap.
Grab the summary with all the wisdom of Daniel Kahneman here: compounding-quality.ck.page/e9fd2b4c4c
Book visual Thinking Fast and Slow: Image

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More from @QCompounding

May 8
Thinking, Fast and Slow is the best Behavioral Finance book ever.

Here are 10 things I learned from the book: Image
1️⃣ Our brain uses two systems: System 1 and System 2

System 1 is fast, intuitive and automatic. It is prone to biases and errors such as overconfidence.

System 2 is slow, analytical, and deliberate. It is necessary for complex tasks requiring focused attention.
2️⃣ Irrationality

Humans are not rational. We all make a lot of irrational mistakes.

90% of Americans think they can drive better than average and 70% think they are smarter than average.
Read 12 tweets
May 7
Joel Greenblatt once said:

""Choosing individual stocks without any idea of what you're looking for is like running through a dynamite factory with a burning match. You may live, but you're still an idiot."

Here are 10 things I learned from him: Image
"The stock market is a device for transferring money from the impatient to the patient."

- Joel Greenblatt
"The more comfortable you get, the worse off you are. The more fun you have, the worse you probably did with your investments."

- Joel Greenblatt
Read 11 tweets
May 7
Warren Buffett is amazing

I am rereading his latest annual letter at the airport of Omaha

Here are a few key takeaways👇🏼 Image
1. On capital allocation and managers

You want to invest in companies led by exceptional CEOs which manage to allocate capital well.

"Berkshire directs capital allocation at these subsidiaries and selects the CEOs who make day-by-day operating decisions. "
2. Think like an owner

As an investor, you own a part of the companies you invest in.

"That point is crucial: Charlie and I are not stock-pickers; we are business-pickers."
Read 14 tweets
May 6
12 Personal finance rules I wish I knew when I was 20

1. Saving is CRUCIAL. No matter how much you earn

2. Just saving is not enough. INVEST! If you don't find a way to make money while you sleep, you'll have to work until you die.
3. You don't need a credit card. Only spend what you have. Period.

4. Investing in fixed assets will NOT make you wealthy.
5. Life insurance is not the best investment. As a matter of fact, it's not even an investment.

6. Stay away from loans as far as you can.
Read 7 tweets
May 5
Charlie Munger once said:

"There are answers worth billions of dollars in 30$ history book."

Let's discuss 6 history books that everyone should know: Image
1. Henry Ford - My Life and Work

Lessons:
- Innovation is crucial
- Focus on employee welfare
- Be a visionary leader Image
2. The First Tycoon - The Epic Life of Cornelius Vanderbilt

Lessons:
- Use aggressive business tactics
- Have relentless ambition
- Focus on leaving a lasting legacy Image
Read 9 tweets
May 4
I am in Omaha to attend the Berkshire AGM

Let’s summarize the event LIVE in this thread: Image
1. Big tribute to Charlie Munger. The entire 30 minute starting video is about Charlie. It’s amazing what he has done for the investment community

2. Berkshire Hathaway trims its stake in Apple by 13%
3. Insurance is still an excellent business. Ajit is doing an amazing job

4. Q1 was good for Berkshire Hathaway. The company keeps compounding at attractive rates
Read 46 tweets

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