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Loss Aversion

  
  Education
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There’s a short Danny Kahneman interview at the Daily Beast here.  He notes why your best friends may not be your best advisors:

 Friends are sometimes a big help when they share your feelings. In the context of decisions, the friends who will serve you best are those who understand your feelings but are not overly impressed by them. 

 That’s the Kahneman I love to read, profound and interesting. But then he follows with this sentence:

For example, one important source of bad decisions is loss aversion, by which we put far more weight on what we may lose than on what we may gain.  (more…)

More Research Confirms The Benefits Of Overconfidence

  
  Education
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over-confidenceOverconfidence may cause people to invest too much in volatile stocks because such stocks have a greater diversity of beliefs, and so if people dismiss the objectively bad odds of beating the market, such people will be drawn to stocks where they are in the extremum, and highly volatile stocks have the most biased extremums.  One might think these people are irrational, but in the big picture people with this bias actually have a huge advantage, why Danny Kahneman said it’s the bias he most wants his children to have.
Two economists at Washington State University looked at twitter accounts for sports prognosticators and found that confidence was much more important than accuracy in generating followers. Their sad conclusion: Pundits have a false sense of confidence because that’s what the public, seeking to avoid the stress of uncertainty, craves. In other words, to be popular (read: successful), you need to be unwarrantedly confident. This takes either an amoral cognitive dissonance or ignorance. (more…)

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