Mistaken Expectations

Why we make bad decisions | Dan Gilbert
We all make decisions every day; we want to know what the right thing is to do — in domains from the financial to the gastronomic to the professional to the romantic. And surely, if somebody could really tell us how to do exactly the right thing at all possible times, that would be a tremendous gift.

It turns out that, in fact, the world was given this gift in 1738 by a Dutch polymath named Daniel Bernoulli. And what I want to talk to you about today is what that gift is, and I also want to explain to you why it is that it hasn’t made a damn bit of difference.

Now, this is Bernoulli’s gift. This is a direct quote. And if it looks like Greek to you, it’s because, well, it’s Greek. But the simple English translation — much less precise, but it captures the gist of what Bernoulli had to say — was this: The expected value of any of our actions — that is, the goodness that we can count on getting — is the product of two simple things: the odds that this action will allow us to gain something, and the value of that gain to us…Click here to read the rest of

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