policy. We address four core subject areas: market power, collusion, mergers between competitors, and monopolization. In each …

We analyze tacit collusion in an industry characterized by cyclical demand and long-run scale decisions; firms face … that two types of price wars may exist. In one, collusion can involve periods of mixed strategy price wars. In the other …

The economic literature on online auctions is rapidly growing because of the enormous amount of freely available field …-now options) in online auctions, as well as some of the literature dealing with online-auction design (including stopping rules …

auctions, where the facility is awarded to the firm that bids the lowest user fee. In this paper we show that when underhand … agreements between the monopoly bottleneck and downstream firms are possible, Demsetz auctions need floors on bids, since …

This paper surveys recent studies of Internet auctions. Four main areas of research are summarized. First, economists …'s curse. Third, we explore research about the role of reputation in online auctions. Finally, we discuss what Internet … auctions have to teach us about auction design …

A common complaint about online auctions for consumer goods is the presence of "snipers," who place bids in the final … seconds of sequential ascending auctions with predetermined ending times. The literature conjectures that snipers are best … effect of this experience on a new buyer's propensity to participate in future auctions. We show the effect to be causal …