The more you think of your knowledge as great

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However, we humans should ignore the past as it is, but we cannot do that. For example, if you went to see a performance with a free performance ticket, but the performance was too boring and uninteresting, would you still watch the performance to the end? Most people will probably leave the concert hall easily. But let’s play with the example above a little bit. This time, I bought a performance ticket for 100,000 won and went to see the performance, but if the performance was so boring and uninteresting, would I watch the performance to the end again? There will be very few people who say that they would easily leave the concert hall when asked this question.


This is the sunk cost fallacy. Examples of sunk costs Why long-term lovers can't break up when they find out Cambodia Phone Number Data they're not compatible Why divorce is difficult at dusk Why you can't throw away things you don't need Why can’t we get rid of uncompetitive brands? In the end, “ It’s a waste! ” If you think, “You can think of us as falling into the sunk cost fallacy.” 2) Confidence It is a psychology that tries to act based on beliefs about oneself or confidence in one's luck rather than interpreting information rationally. This leads to overconfidence bias, where you think you know a lot, and the illusion of control bias, where you think you can control the market.



A theory that illustrates this well is the Dunning-Kruger effect.  knowledge, the more confident you will be. I think we need to think carefully about whether we are in the Plain of Stability or the summit of Idiot Mountain. 3) Availability bias It is a psychology that tries to make corrections by recalling specific events that have recently occurred or the subjective experience of the decision maker rather than general theories, objective data, or statistical data. In short, it is a psychology that attempts to make quick decisions without being able to objectively judge a case using cases that just come to mind. Let me give you an example.