Auctions as a mechanism for allocating advertising positions for specific keywords entered by search engine users are … used routinely by numerous firms. Considerable research has been conducted to ascertain auction formats that generate the … assigned a single advertising position, at most. This paper relaxes that assumption (a bidder can bid for and win multiple …

We study actual bidding behavior when a new auction format gets introduced into the marketplace. More specifically, we … investigate this question using a novel dataset on internet display advertising auctions that exploits a staggered adoption by … study regression estimates indicate that, immediately after the auction format change, the revenue per sold impression …

nonparametric estimators. Using Yahoo! search auction data, we estimate value distributions and study the bidding behavior across …