We study multiple-unit asymmetric procurement auctions wherein sellers from two classes draw costs from dierent distributions. When sellers are asymmetric, a cost-minimizing buyer discriminates among classes of sellers to enhance competition [1]. Establishing a quota|a limit on the number of...

For a repeated procurement problem, we compare two stylized negotiating cultures which differ in how the buyer uses an entrant to exert pressure on the incumbent resembling U.S. style and Japanese style procurement. In each period, the suppliers are privately informed about their production...