Este trabajo analiza la entrada y la competencia en servicios de telecomunicaciones, en los que las empresas se diferencian por sus costes hundidos y por la valoración que reciben de los consumidores. En este marco de análisis desaparece el problema de coordinación presente en la literatura...

We introduce call externalities in the standard model of network competition with termination-based price discrimination, and employ a simple graphical analysis to study the outcome of competition. In contrast to recent results in the literature, we find that even under linear pricing, access...

We study network competition with two-part tariffs and termination-based price discrimination in the presence of call externalities. We show that both the collusive and the welfare maximizing access charges fall below marginal cost. Moreover, bill-and-keep arrangements are welfare improving...

This is a set of Frequently Asked Questions (and answers) about the economic, institutional, and technological structure of the Internet. We describe the history and current state of the Internet, discuss some of the pressing economic and regulatory problems, and speculate about future developments.

Broadband access provides users with high speed, always-on connectivity to the Internet. Due to its superiority, broadband is seen as the way for consumers and firms to exploit the great potentials of new applications. This has generated a policy debate on how to stimulate adoption of broadband...

Elbert Dijkgraaf defended his PhD-thesis 'Regulating the Dutch Waste Market' at 5 november 2004. This thesis analyses whether the risen costs of waste collection and treatment can be diminished by changing policy instruments. The thesis shows that user fees are very effective in reducing the...