This paper analyzes how competition works in mobile telecommuncations markets and, bases on this analysis, we discuss whether regulatory intervention in mobile telephone markets is justified from an economic perspective. Starting point of our analysis is the observation that an evaluation of...

The EU agenda for improving competitiveness is missing in action. Economic competitiveness has been a central plank in the development of the European Union - a relentless quest for policies that lead to more prosperity and that make European companies in world markets more successful. However,...

Die kumulative Habilitationsschrift setzt sich aus acht Publikationen und zwei eingereichten Artikeln zusammen, die umweltökonomische und energiewirtschaftliche Forschungsthemen behandeln. Der gemeinsame thematische Hintergrund der Einzelbeiträge besteht in der Analyse von...