This paper proves stronger versions of the Gibbard random dictatorship theorem using induction on the number of voters …-proofness and Unanimity, is a random dictatorship provided that there are at least three alternatives. The weaker notion of strategy … weaker notion of strategy-proofness are sufficient for the random dictatorship result. …

random dictatorship mechanism in the standard public contribution game to investigate the issue of bias when a public good …