eBay leads the online auction industry with a more than 60 percent share of the market, while its closest competitor, Yahoo! Auctions, is only half its size. Amazon.com Auctions follows at a ...

Roth, Alvin E., and Axel Ockenfels. "Last-Minute Bidding and the Rules for Ending Second-Price Auctions: Evidence from eBay and Amazon Auctions on the Internet." American Economic Review 92, no. 4 ...