In this dissertation, I explore bidders’ behavior in multiple auctions which are conducted sequentially or simultaneously. The first and the second chapters examine buyers’ bidding behaviors in an environment of multiple simultaneous auctions and show that the wildly-used assumption of proxy...

University of Minnesota Ph.D. dissertation. June 2009. Major: Business Administration. Advisors: Alok Gupta, Gediminas Adomavicius. 1 computer fie (PDF); ix, 134 pages, appendices 1-4. Ill. (some col.)

Combinatorial auctions--in which bidders can bid on combinations of goods--can increase the economic efficiency of a trade when goods have complementarities. Recent theoretical developments have lessened the computational complexity of these auctions, but the issue of cognitive complexity...

In practice, the rules in most open English auctions require participants to raise bids by a sizeable, discrete amount. Furthermore, some bidders are typically more aggressive in seeking to become the “current bidder” during competitive bidding. Most auction theory, however, has assumed...