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Published online 12 June 2002 | Nature | doi:10.1038/news020603-13

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We're doomed to dither

Maths proves decisions are harder to make when the wrong choice hurts more.

We become confused and indecisive if we stand to lose more by making the wrong choice than we could gain by making the right one, two physicists in Israel calculate. The best strategy in such circumstances, say the pair, may actually be to flip a coin1.

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