This paper considers bidder behaviour in the United Kingdom's UMTS spectrum auction. Evidence is reviewed which shows … that some bidders in this auction did not bid straightforwardly in accordance with fixed valuations of the licenses. We go … strong direct evidence. We conclude that the rationalization of bidding in the United Kingdom's UMTS auction remains …

The third generation UMTS auction in Germany raised an enormous amount of revenue, and at the same time achieved a more … competitive market structure than other UMTS auctions in Europe. The present paper explains the design of that auction, and … presents a game theoretic explanation of observed events during the crucial phase of that auction, which have puzzled several …

changes make the actions of bidders less visible during the auction and also limit the set of bids which can be submitted by a … this proposition using data from 4 auctions: the PCS C Block, Auction 35, the Advanced Wireless Service auction and the 700 … Mhz auction. We examine the frequency of jump bids, retaliatory bids and straightforward bids across these auctions. While …