Gershkov, Alex; Moldovanu, Benny; Shi, Xianwen - University of Toronto, Department of Economics - 2011
obtain a general equivalence result for settings with only two social alternatives. Our negative result does not … mathematically contradict the Manelli and Vincent (2010) equivalence obtained in a one-object auction setting, but it shows that BIC …-DIC equivalence is only valid in restrictive environments. Our insights are based on mathematical results about the existence of …