Cao, Xiaoyong; Tan, Guofu; Tian, Guoqiang; Yilankaya, Okan - 2014
always exists an equilibrium in this general setting with two dimensional types of ex ante heterogeneous bidders. We provide … conditions under which the equilibrium is unique. Moreover, when the bidders are ex ante symmetric, we show that there is a … unique symmetric equilibrium. We also identify sufficient conditions for existence of asymmetric equilibria. …