This paper analyses all final merger decisions by the European Commission from the beginning of 1990 up to the end of 2019. We use a novel dataset, containing information about 6245 merger cases from all economic sectors and combining all sorts of decisions, inclusive of withdrawn and prohibited...

This paper examines the question whether joining EMU or the breach of the Stability and Growth Pact in 2003 had an impact on the deficit policy of member states. The empirical analysis gives no hint for an alteration of deficit policy after having joined EMU or after having breached the Pact in...

Regeln zur Netzneutralität werden sowohl in Europa als auch in den USA intensiv diskutiert. Die Arbeit untersucht die ökonomischen Aspekte möglicher Priorisierungsregimen. Basierend auf Erkenntnissen der Theorie der zweiseitigen Märkte und der Industrieökonomik werden allgemeine Aussagen zu...

Kaum eine ordnungspolitische oder regulatorische Frage hat in der deutschen Telekommunikationsbranche wohl in den letzten Jahren für so viel Aufruhr gesorgt, wie die Einführung des neuen §9a in das Telekommunikationsgesetz (TKG). Die neue Vorschrift sieht vor, dass die Bundesnetzagentur...

This paper examines the causes and effects of mobile number portability (MNP) and provides a survey of its implementation in Europe. We first examine the competitive effects and the costs of introducing MNP. Next, we discuss how to charge for MNP. We argue that a price cap regime starting from...

In this paper, we analyse the final decisions for merger cases prepared by the European Commission (EC) since 1990 and build a unique subsample for all non-cleared cases. These incorporate all merger notifications which were either withdrawn by the notifying parties or have been prohibited by...