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...

This paper analyzes a sequential game where firms decide about outsourcing the production of a non-specific input good to an imperfectly competitive input market. We apply the taxonomy of business strategies introduced by Fudenberg and Tirole (1984) to characterize the different equilibria. We...

This paper examines the consequences of introducing mobile number portability (MNP). As MNP allows consumers to keep their telephone number when switching providers, it reduces consumers’ switching costs. However, MNP may also cause consumer ignorance if telephone numbers no longer identify...

The Corona pandemic exposes the strengths and weaknesses of the European Union (EU) as well as the differences in the resilience of the European economies. This study therefore looks at how the EU and its member states can emerge stronger and more competitive from the crisis. The ideas of the...

The European Central Bank (ECB) is currently conducting a review of its monetary policy strategy. The last formal review took place in 2003. Now the focus is on the extent to which this strategy has contributed in recent years to fulfill the mandate set out in the Treaties of the European Union...