Light RUMs

                 Flavio Chierichetti 1 Ravi Kumar 2 Andrew Tomkins 2

             Abstract                 but in this paper we consider the general class.
   A Random Utility Model (RUM) is a distribution        A seminal work of McFadden & Train (2000) showed that
   on permutations over a universe of items. For         any RUM may be approximated by a mixture of multinomial
   each subset of the universe, a RUM induces a         logit (MNL) models. Models of this form, MNL mixtur ...