We present the estimated large-scale three-region DSGE model GEAR picturing Germany, the Euro Area and the Rest of the world. Compared to existing models of this type, GEAR incorporates a comprehensive fiscal block, involuntary unemployment and a complex international structure. We use the model...

This paper reviews the performance of the euro area since the euro's launch 20 years ago. It argues that the euro crisis has exposed existential flaws in the euro regime. Intra-area divergences and the corresponding buildup of imbalances had remained unchecked prior to the crisis. As those...

The German debt brake is often regarded as a great success story, and has therefore served as a role model for the Euro area and its fiscal compact. In this paper we fundamentally criticize the debt brake. We show that (1) it suffers from serious shortcomings, and its success is far from certain...

This dissertation studies the effects of fiscal policy and the challenges due to government debt. The first part of the work consists of an analysis of fiscal policy and government debt in theoretical models. We show in Chapter 2, how the public debt structure, split into internal and external...

This note reviews the legal issues and concerns that are likely to play an important role in the ongoing deliberations of the Federal Constitutional Court of Germany concerning the legality of ECB government bond purchases such as those conducted in the context of its earlier Securities Market...

The Covid-19 pandemic hitting the world in 2020 also caused a high death toll in Germany and in the European Monetary Union (EMU) at large. The health crisis worldwide and the precautions against Covid-19 rapidly induced a demand and supply recession simultaneously. The Covid-19 crisis was...