Liberalization of the European automobile distribution system in 2002 limits the ability of manufacturers to impose vertical restraints, leading to a substantial restructuring of the industry and increasing the competitive pressure among dealers. We estimate an equilibrium model of profit...

In this paper, we study the dynamics of the market for Database Management Systems (DBMS), which is commonly assumed to possess network effects and where there is still some viable competition in our study period, 2000-2004. Specifically, we make use of a unique and detailed dataset on several...

We study the dynamics of usage intensity of second-generation cellular telephony over the diffusion curve. Specifically, we address two questions: First, can we draw conclusions about the underlying drivers of technology diffusion by studying usage intensity? Second, what is the effect of high...