When new technologies become available, it is not only essential that firms have the correct investment incentives, but often also that consumers make the proper usage decisions. This paper studies investment and usage in a shared ATM network. Be- cause all banks coordinate their ATM investment...

In this paper we review, and draw some lessons from, the UMTS-auctions that have taken place in Europe during 2000 and 2001.We address several design issues and, in particular, focus attention on asymmetries between the bidders and on possibilities for collusion.An outlook is provided to several...

This note studies a version of the Stackelberg model in which the Leader has more information about demand than the Follower. We show that there exists a unique D1 equilibrium and that this equilibrium is perfectly revealing. We also give a full characterization of the equilibrium in terms of...

In many countries, the collective sale of TV rights by sports leagues has been challenged by the antitrust authorities.In several cases, however, leagues won in court, on the ground that sport cannot be considered a standard good.In this paper, we investigate the conditions under which the sale...

If more productive firms grow relatively fast, an industry performs better, even when no firm exhibits technical or efficiency change.In other words, the two well-known sources of productivity growth-technology and efficiency-can be augmented by a third one, namely the industrial organization...