This article identifies the common characterizing property, the comonotonic sure-thing principle, that underlies the rank-dependent direction in non-expected utility. This property restricts Savage's sure-thing principle to comonotonic acts, and is characterized in full generality by means of a...

Empirical studies of voting behavior provide evidence of bandwagon effects. Some voters, believing that a particular candidate will win, vote for this candidate even though they prefer the alternative. This paper provides a non-expected utility explanation of such behavior by positing that...