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...

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...

Trade economists traditionally study the effect of lower variable trade costs. While increasingly important politically, technical barriers to trade (TBTs) have received less attention. Viewing TBTs as fixed regulatory costs related to the entry into export markets, we use a model with...

Die Europäische Wirtschafts- und Währungsunion steht am Scheideweg. Einige Mitgliedstaaten leiden unter Verschuldung und hohen Kapitalmarktzinsen. Der strukturelle Reformbedarf ist enorm. Zu Beginn der Krise noch undenkbar fordern manche eine Fiskalunion mit vergemeinschafteter...

The German Federal Constitutional Court (Bundesverfassungsgericht) submitted an order for referral to the European Court of Justice (CJEU) in 2014, asking it to clarify the compatibility of the "Outright Monetary Transactions" (OMT)-Programme with European Union law. The OMT-Programme prepares...

The Schengen Agreement has guaranteed unchecked travel across internal EU borders since 1995. Has it also facilitated trade flows? Our econometric analysis suggests that Schengen has boosted trade by 3% on average (equivalent to a drop in tariffs by 0.7 percentage points). Goods trade is more...