, predatory, and entry deterring behaviour. Ascending and uniform-price auctions are particularly vulnerable to these problems (we … discuss radiospectrum and football TV-rights auctions, electricity markets, and takeover battles), and the Anglo-Dutch auction … – a hybrid of the sealed-bid and ascending auctions may often perform better. However, everything depends on the details …

theory of auctions shows that it is unlikely that successful buyers as a group were injured. …

characteristic function, derived from the partition form game, is not empty. As an application, we study collusion in auctions in …

antitrust authorities in each market. We are concerned with how the sustainability of collusion in one local market is affected … by the existence of collusion in other markets when they are linked by demand relationships. The interdependence of … collusion sustainability across markets leads to potential externalities in antitrust enforcement across jurisdictions. As a …

The impact of demand growth on the collusion possibilities is investigated in a Cournot supergame where market growth …' available. It is shown that even in situations where perfect collusion can be sustained after entry, coping with a potential …

highlight the deficiencies in the current formal theory of collusion. The Sugar Institute did not fix prices or output. Prices …

This model describes the working of hub-and-spoke collusion that has been discussed recently by competition policy … authorities. We develop a model of tacit collusion between a manufacturer and two retailers, competing a la Rotemberg and Saloner …