“…Theoretical accounts of ambiguity aversion have offered hypothesis based on the relative knowledge of the decision maker (Frisch & Baron, 1988;Heath & Tversky, 1991), low tolerance for uncertainty (Pulford & Colman, 2008), and anchoring and adjustment in the formation of subjective beliefs (Einhorn & Hogarth, 1985). More recently, ambiguity aversion has also successfully been applied to explain behaviour in a wide range of social settings, including strategic games (Pulford & Colman, 2007), financial markets (Easley & O'Hara, in press), and medical decisions (Frank & Zeckhauser, 2007;Wakker, 2000).…”