Have you ever had 4-5 profitable trades in a row, and you bet all your profits on your next trade feeling "in the zone" only to lose it all?

That's called as "hot-hand fallacy" bias.

I ran a poll recently to outline two classic biases we have as humans.

Thread below ๐Ÿ‘‡๐Ÿ‘‡

1/ *Hot-Hand Fallacy* first had its origin in the game of basketball.

If a player shoots few baskets in a row, people generally predict that the next shot will also be a basket.

This is ignoring the fact that each shot is independent of the ones that came prior.
2/ In this poll, 41.1% people voted that the batsman who hit 4 sixes in a row, will hit a sixer in the 5th ball also.

This is classic hot-hand fallacy.

Each ball's outcome is independent.

The probability is not 50% FYI (number of outcomes is not 2).
These 148 people who voted that the next ball will also be a sixer, did so because they believe that the batsman is on a hot streak, and that his streak would continue.

This is an emotional bias and is usually attached to human performance related events only.
3/ 45.3% (162) people voted that the 5th ball would be a dot ball, meaning the batsman wouldn't score anything.

These people displayed the classic "negative-recency" bias, which is also called the "Gambler's Fallacy".
When someone displays gambler's fallacy, they typically predict that the opposite of the previous outcome would happen.

This is more pronounced if the previous few outcomes are the same.

This is like predicting a tail in the next toss if the last few
coin tosses were heads.
4/ Generally people do not believe that inanimate objects can become "hot".

This is why they display the traits of gambler's fallacy with objects and games that are typically not attached to human performance (ex: roulette).
5/ Also, human performance is typically not perceived as random.

People tend to believe that a streak is likely to continue when a person is on a hot successful streak.
6/ This is exactly why you see VCs funding entrepreneurs who recently sold/listed a business successfully. Classic hot-hand fallacy doing its work.

From @kunalb11 to the Bansals, there are many beneficiaries of this fallacy.
7/ What do these two fallacies mean for your trading/investing?

Generally when a trader has had 4 or 5 successful trades in a row, they get a bit more brash, and over-bet on their 6th trade

even though the 6th trade is completely independent of the previous trade outcomes.
For such traders, the 6th trade that they overbet on, turn out to be a loser, taking most of their profits away.

8/ There are other types of traders who when they have had 4-5 successful trades, think the next is most likely to be a losing trade, and avoid that trade.
What could happen is that the next trade goes on to be a banger of a winning trade.

Those who avoided that trade thinking it would end up being a loser, generally turn out to be the suckers.
9/ Typically what you should do to avoid these two fallacies?

Follow a well tested system for betting with whatever strategy you trade. Position sizing is of paramount importance, and dynamic betting is far more complex in trading, and more often than not fails.
10/ Dynamic betting in casinos is usually betting more when a win is highly probable, and less when a loss is highly probable.

It may sound appealing on paper, but determining whether a win or a loss is highly probable in the next trade is not an easy task.
11/ Trading is a game where you stand alongside the law of large numbers and let the system do its work over a large number of trades.

Dynamically breaching the tested betting system because you "feel" or "instinctively know" the potential outcome of the next trade is bad.
12/ The first or second time you do the discretionary breaching, may end up favoring you.

The third time, you'll have the hot-hand fallacy playing within the fallacy. You'll be further emboldened to risk more, and it usually ends up disastrous.
13/ When you let these biases creep in, you expose yourself to the *risk of ruin* - where you either blow your account, or blow just enough to bring the capital to an un-tradeable level.
14/ One may think that long term investors are immune to these.

But they are not.

In fact, since they take 100x fewer bets than regular traders do, they are the ones most exposed to the risks associated with these two fallacies.
15/ For ex:

Some day sooner or later, someone looking at bitcoin doing all this crazy bull run is going to ditch most of his portfolio and put the proceeds into bitcoin.

And bitcoin is going to bomb.

And this particular investor is going to lose everything.
16/ This isn't applicable to experienced investors who limit their bet size to 1/10th or 1/20th of their total available capital per bet.

This is more applicable to newbies and experienced players who let irrationality creep in once (and that one time turns out disastrous).
17/ Have you experienced something similar in your trading/investing?

Share your story in the comments below.

If you want to read more threads like this, click the follow button on my profile.

Going to be doing more of these in 2021.

More from Shravan Venkataraman ๐Ÿ”ฅ๐Ÿš€๐Ÿ’ฐ

** MEGA THREAD ON Cryptocurrencies/Blockchain**

I wanted to know the best resources to learn about cryptocurrencies and blockchain for someone with zero knowledge. I asked Twitter, and Twitter answered.

This thread is a compilation of the best resources I was recommended. ๐Ÿ‘‡๐Ÿ‘‡

Let's start with ** BOOKS **

The first thing you should do before you pick up any book:

Learn about Bitcoin & Ethereum by reading the respective whitepapers.

- [Bitcoin white paper](https://t.co/cErOaFn6QL) by Satoshi Nakamoto

- [Ethereum White paper] (
https://t.co/0g5kYCGJGq) by Vitalik Buterin

Even if you are not tech savvy, you can get a good grasp about how blockchain functions from these papers.

1) *The Basics of Bitcoins and Blockchains: An Introduction to Cryptocurrencies and the Technology that Powers Them* by Antony Lewis

This book covers topics such as the history of Bitcoin, the Bitcoin blockchain, and Bitcoin buying, selling, and mining.

It also answers how payments are made and how transactions are kept secure.

Other cryptocurrencies and cryptocurrency pricing are examined, answering how one puts a value on cryptocurrencies and digital tokens.
In today's round up, I have some amazing threads, resources, and plenty of solid advice for business, finance, career from twitter.

Here's the roundup of 17 of the best and the most useful threads, tweets, and resources I found last week. ๐Ÿงต

1/ How to find spreadsheets on any topic in the


2/ A thread by @wes_kao on making your customers hungry and excited to buy from


3/ Life brings you a lot of afflictions. But if you look around, there's a lot of beauty around you. Most often, drowning in the afflictions, we can't recognise or appreciate the beauty.

@wdmorrisjr wrote a damn good thread on finding beauty around us.


4/ This one is for all the job goers and job seekers.

@SahilBloom who recently hit 500k followers and has several accomplishments to his belt (career wise) wrote this thread on standing out in a hiring

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๐‘๐ฎ๐ฅ๐ž๐ฌ ๐จ๐Ÿ ๐ˆ๐ง๐ฏ๐ž๐ฌ๐ญ๐ข๐ง๐  ๐“๐ก๐ซ๐ž๐š๐
The entire thread summarizes some important rules with respect to investing. Inspired by legendary traders,these will not only help you to grow wealth,but also make a smart investor. Hope you would like the thread & shower some love

Rule 1: Bulls, Bears Make Money, Pigs Get Slaughtered so chose your category wisely
Rule 2: It's OK to Pay the Taxes,Dont just wait for a 10% LTCG always. Sometimes you know it won't pay you
Rule 3: Don't Buy All at Once,Have patience market will give enough opportunities

Rule 4: Buy Damaged Stocks, Not Damaged Companies. Understand the diff b/w undervalued stocks and no value stocks. Everything cheap is not bargain,it could be trap.
Rule 5: Diversify to Control Risk,make sure you don't put everything into one stock,one sector or one asset class.

Rule 6: Do Your Stock Homework. You spend 5 hours to buy a cream on Amazon but research for 1 hr based on buying a stock on twitter! Well,do your homework.

Rule 7: No One Made a Dime by Panicking .Invest 2-10% and leave rest. If it falls,pain will be low,if moves,no FOMO haunt

Rule 8: Buy Best-of-Breed Companies,This doesnt mean you have to invest in the most expensive companies,all it means is you need to buy co.s with good earnings,promoters and sustainability
Rule 9: Defend Some Stocks, Not All
Rule 10: Bad Buys Won't Become Takeovers,STOP hoping

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IMPORTANCE, ADVANTAGES AND CHARACTERISTICS OF BHAGWAT PURAN

It was Ved Vyas who edited the eighteen thousand shlokas of Bhagwat. This book destroys all your sins. It has twelve parts which are like kalpvraksh.

In the first skandh, the importance of Vedvyas


and characters of Pandavas are described by the dialogues between Suutji and Shaunakji. Then there is the story of Parikshit.
Next there is a Brahm Narad dialogue describing the avtaar of Bhagwan. Then the characteristics of Puraan are mentioned.

It also discusses the evolution of universe.(
https://t.co/2aK1AZSC79 )

Next is the portrayal of Vidur and his dialogue with Maitreyji. Then there is a mention of Creation of universe by Brahma and the preachings of Sankhya by Kapil Muni.


In the next section we find the portrayal of Sati, Dhruv, Pruthu, and the story of ancient King, Bahirshi.
In the next section we find the character of King Priyavrat and his sons, different types of loks in this universe, and description of Narak. ( https://t.co/gmDTkLktKS )


In the sixth part we find the portrayal of Ajaamil ( https://t.co/LdVSSNspa2 ), Daksh and the birth of Marudgans( https://t.co/tecNidVckj )

In the seventh section we find the story of Prahlad and the description of Varnashram dharma. This section is based on karma vaasna.
I just finished Eric Adler's The Battle of the Classics, and wanted to say something about Joel Christiansen's review linked below. I am not sure what motivates the review (I speculate a bit below), but it gives a very misleading impression of the book. 1/x


The meat of the criticism is that the history Adler gives is insufficiently critical. Adler describes a few figures who had a great influence on how the modern US university was formed. It's certainly critical: it focuses on the social Darwinism of these figures. 2/x

Other insinuations and suggestions in the review seem wildly off the mark, distorted, or inappropriate-- for example, that the book is clickbaity (it is scholarly) or conservative (hardly) or connected to the events at the Capitol (give me a break). 3/x

The core question: in what sense is classics inherently racist? Classics is old. On Adler's account, it begins in ancient Rome and is revived in the Renaissance. Slavery (Christiansen's primary concern) is also very old. Let's say classics is an education for slaveowners. 4/x

It's worth remembering that literacy itself is elite throughout most of this history. Literacy is, then, also the education of slaveowners. We can honor oral and musical traditions without denying that literacy is, generally, good. 5/x