来自《耶鲁大学开放课程：金融市场 第7集 第7集》

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  and the losses tend to dominate,
  而损失带来的痛苦往往支配着人们的行为
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  so you don't want to take the bet.
  你就不会想接受这个赌局了
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  The weighting function incorporates
  权重函数就能解释
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  Samuelson's lunch colleague's problem:
  如萨缪尔森同事的行为
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  that people don't want to take bets that are to their advantage.
  为何人们不愿接受对其有利的赌局
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  It goes back to a kink in the utility function.
  回到效用函数的拐点上
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  Now, incidentally,
  顺便提一句
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  this is fundamentally different from--
  这里有些根本的区别
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  in economic theory economists would say,
  理论上经济学家们会说
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  well, you can put a kink in the utility function.
  你可以在效用函数里把拐点表示出来
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  There could be some wealth level that's special to you.
  会有某些特殊值让效用函数形式发生变化
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  But a theory economist
  但这是理论上的说法