Brown, Donald J.; Erdman, Chandra; Ling, Kirsten; … - 2012
economic preferences for risk and ambiguity are derived from estimation of a mixed logit model, where the choice probabilities … are functions of two random effects: the proxies for risk-aversion and ambiguity-aversion. Our principal empirical finding … is that we cannot reject the null hypothesis that risk and ambiguity are independent in economic choice under uncertainty …