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This paper proposes and characterises a model of uncertainty averse preferences that can simultaneously accommodate three divergences from subjective expected utility: imprecision of beliefs (or ambiguity), imprecision of tastes (or multi utility), and state dependence of utility. Moreover, it...
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' perceived ambiguity have the opposite effect, and lead to less risk-sharing. Entrepreneurs from capital-scarce countries finance … ambiguity, that is, when investors only perceive risk. New facts uncovered from cross-country firm-level data are consistent …
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Using a model of bivariate decision under risk of disease, with separates the financial losses from the health losses … demand for self-protection and the demand for self-insurance as well as the impact of the risk aversion on each of these two …
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