The English auction is susceptible to tacit collusion when post-auction inter-bidder resale is allowed. We show this by constructing equilibria where, with positive probability, one bidder wins the auction without any competition and divides the spoils by optimally reselling the good to the...

A model of English auction that allows jump bidding is proposed. When two objects are sold separately via such English auctions, I construct an equilibrium such that bidders signal via jump bids, thereby forming rational expectations of the prices without relying on any central mediator. This...

Applying auction theory to the toxic-asset rescue plan currently released by the United States Treasury Department, this paper demonstrates an equilibrium where moderately poor bidders outbid rich bidders in such auctions. After defeating their rich rivals and acquiring the toxic assets, such...

 A social planner wishes to launch a project but the contenders capable of running the project are cash-constrained and may default.  To signal their capabilities, the contenders may finance their bids through debt or equity, depending on the mechanism chosen by the social planner.  When...