Price dispersion in simultaneous online auctions is a puzzle in light of the relatively low search costs required to find the lower price. Much of this price dispersion appears to be due to lack of switching by bidders between auctions, which in turn could be due to inertia related to search...

The authors investigate compliance behavior and revenue implications in simultaneous winner-pay and voluntary-pay auctions in charity and non-charity settings. In the voluntary-pay format, the seller asks all bidders to pay their own high bid, with voluntary payment compliance from losing...