... Advertising and Marketing (Ba d H omburg), Simon Anderson, Simon Board, Jim Dana, Andrew Daughety, Hao Li, Regis Renaul t, and, particularly, Yuk-Fai Fong and Monic Jiayin Sun for detailed and helpful ... . SeeCremer and Khalil (1992), Lewis and Sappington (1997), Cremer et al. (1998a,b), and Bergemann and Välimäki(2002) or, in the cont ext of auctions, Ganuza and Penal va (2006) and references ... consumers, and later, in Section3See, also, Möller and Watanabe (2008) and Nocke and Peitz (2008).4There is a wide literature that has considered information gathe ring and more-general price mechanisms...