Emotion and Reason in Making Decisions

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Science  09 Dec 2005:
Vol. 310, Issue 5754, pp. 1624-1625
DOI: 10.1126/science.1122179

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Recent research in economic theory has provided a model of ambiguity aversion that predicts and explains why people have a more conservative behavior when they perceive their assessment of risk as imprecise. In his Perspective, Rustichini discusses the study of Hsu et al. that explores the boundary of neuroscience and economics. The study confirms the main idea of the model that the brain treats risky and ambiguous choices differently.