Extensive data has convincingly demonstrated that expected utility, the reigning economic theory of rational decision making, fails descriptively. This descriptive failure casts doubt on the validity of classical utility measurements. Prospect theory can better explain choice behaviour because...

We test whether and how membership in the upper class affects ethical behavior in a large representative population sample. Using objective measures of socioeconomic status to define class, we find no evidence of a general tendency for upper class to be less ethical, although we do replicate...