Risk preferences of Australian academia are elicited by analyzing the aggregate distribution of their retirement funds (superannuation) across available investment options. Not more than 10% of retirement funds are invested as if their owners maximize expected utility under the assumption of...

This paper presents a new decision theory for modelling choice under risk. The new theory is a two-parameter generalization of expected utility theory. The proposed theory assumes that a decision maker: 1) behaves as if maximizing expected utility; but 2) may experience disappointment (elation)...

In the television show Deal or No Deal an individual faces a sequence of binary choices between a risky lottery with equiprobable prizes of up to half a million euros and a monetary amount for certain. The decisions of 348 contestants from Italian and British versions of the show are used to...