Manea, Mihai - In: Theoretical economics : TE ; an open access journal in … 4 (2009) 2, pp. 165-197
We establish that the fraction of preference profiles for which the random serial dictatorship allocation is ordinally … probability that the random serial dictatorship mechanism is ordinally efficient converges to zero as the number of object types … corollary is that ordinal efficiency is a strict refinement of ex-post efficiency at most preference profiles. …