Setting a price that results in rationing may be optimal for a seller whose customers must make a specific investment to be able to use his product. Although rationing results in <MI>ex post<D> inefficiency, the resulting distribution of <MI>ex post<D> surplus compensates consumers for their...</d></mi></d></mi>

This is a preliminary draft of an Invited Symposium paper for the World Congress of the Econometric Society to be held in Seattle in August 2000. We discuss the strong connections between auction theory and 'standard' economic theory, and argue that auction-theoretic tools and intuitions can...

Europe has taken the global lead in the issuance of third generation (3G) licences for mobile telecommunications according to the UMTS/IMT-2000 family of standards. We survey the recent European UMTS licence auctions and compare their outcomes with the predictions of a simple auction model that...

Collusive agreements and relational contracts are commonly modeled as equilibria of dynamic games with the strategic features of the repeated Prisoner's Dilemma. The pay-offs agents obtain when being ‘cheated upon’ by other agents play no role in these models. We propose a way to take these...

We analyse a set of simple dynamic models where sellers are capacity constrained over the length of the model. Buyers act strategically in the market, knowing that their purchases may affect future prices. The model is examined when there are single and multiple buyers, with both linear and...

We analyse the impact of increased outside opportunities brought to consumers by access to a global market on local market performance under monopoly versus oligopoly. If consumers have to choose once where to shop we show that under all forms of organizing the local market, increased...