We study auctions in which the number of potential bidders is large, such as in Internet auctions. With numerous … Internet auctions. …

Internet auctions, such as those on eBay, are known for multiple bidding and sniping. Buyers send bids in the closing … times at the same auction. We model Internet auction as a dynamic multi-unit auction. This let us explain the rationality of … both sniping and multiple bidding. By submitting multiple bids, buyers co-ordinate between auctions, so that all objects …

In second price internet auctions with a fixed end time, such as those on eBay, many bidders snipe , i.e., they submit … second price internet auctions, in which very late bids have a positive probability of not being successfully submitted, and … their bids in the closing minutes or seconds of an auction. Late bids of this sort are much less frequent in auctions that …

We present an empirical investigation of the role of marketing agencies in Google's online ad auctions. By combining … data on advertisers' affiliation to marketing agencies with data on bidding in ad auctions, we analyze how changes in the …

In second price internet auctions with a fixed end time, such as those on eBay, many bidders "snipe", i.e., they submit … second price internet auctions, in which very late bids have a positive probability of not being successfully submitted, and … their bids in the closing minutes or seconds of an auction. Late bids of this sort are much less frequent in auctions that …

Bidding in the last seconds or minutes of an auction is a common strategy in Internet auctions with fixed end …-times. This paper examines the three explanations of late bidding in eBay auctions that survived the first scrutiny in Roth and …

auctions with no competition. A multiple market model is used to show variation in the number of auctions for the same product … participants is unobserved, when the number of competing auctions is unobserved and when there is observed bidder heterogeneity …

Internet auctions attract numerous agents, but only a few become active bidders. A major difficulty in the structural … analysis of internet auctions is that the number of potential bidders is unknown. Under the independent private value paradigm …