This phenomenon has more to do with psychology than rational economics.

与理性经济学相比，心理学与这种现象的关系更大。

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Taking their cue from psychology, these economists take seriously what every layman knows: that people don't always behave in selfish or even rational ways.

这些经济学家从心理学获得启示，认真地对待每一个俗人都知道的东西：人们并不总是以自私的或者甚至合理的方式采取行动。

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Although psychology may assist in explaining our rational decision-making and emotional makeup, there is still plenty of guesswork out there.

虽然心理学可能会帮助我们解释我们的理智决策以及情感的构成，但是还有大量的猜测等待证实。

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Behaviorists reject the classic economic theory of human beings as ultra-rational self-interested actors and, drawing on psychology, examine the causes of seemingly irrational economic choices, such as not taking advantage of money offered in an employer-provided retirement plan or giving away more money to charity than can be explained by purely selfish motives.

NEWYORKER: Money Talks