决策分析主要是关于不确定性问题的研究，其传统的理论模型是主观期望效用模型(SEU)。

Decision analysis mostly researches on uncertainty, it's conventional decision model is subject expected utility theory (SEU).

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该文简要回顾了经济学和心理学视野中的决策理论，包括预期效用理论、主观预期效用理论和前景理论。

The paper reviewed some theories on decision-making by economists and psychologists, including expected utility theory, subjectively expected utility theory and prospect theory.

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主观期望效用理论对人的决策的描述性效度一直受到怀疑，越来越多的实证研究表明与主观期望效用理论的公理相背离。

The descriptive validity of subjective expected utility theory has been doubted all the time, more and more empirical research violates from the axioms of subjective expected utility theory.

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