This paper provides a new test for whether different-currency assets are imperfect substitutes. The test exploits that under floating rates, changing public currency demand has no direct effect on monetary fundamentals, current or future. Price effects from imperfect substitutability are clearly...

This paper estimates a medium-scale open economy DSGE model for Germany and the rest of the Euro Area (REA). The parameter estimates indicate that there is a modest degree of structural heterogeneity between Germany and the rest of the Euro Area. In particular, (i) the private sector in Germany...

I investigate how political uncertainty influences corporate investment decisions employing a unique panel dataset of German manufacturing firms. I use data on firms' self-reported investment realizations, plans and revisions. The firm-specific user cost of capital captures the current...

States merge small and medium sized municipalities to achieve economies of scale. Little is known to which extent mergers of large local governments reduce expenditures. I use the synthetic control method to identify the effect of mergers of county-sized administrations in Germany (districts) on...

How did the introduction of the Bachelor-degree system affect students in Germany? Combining rich data on university students with administrative data on universities' study programs, we exploit variation in the timing of Bachelor-degree implementation across departments. To account for...

Using microdata that serve as the foundation of the ifo Business Climate Index, Germany's leading business cycle indicator, I examine whether political uncertainty influences how firm owners perceive their present state and future development of business. I use state election months as...