Mares, Vlad; Shor, Mikhael - EconWPA - 2003
demonstrate that, in average value auctions, this leads to more aggressive bidding. On the other hand, since collusion decreases …We examine theoretically and experimentally two countervailing effects of collusion and symmetric mergers among bidders …®ects experimentally by conducting a series of auctions with constant informational content but a varying number of bidders among whom this …