We estimate the impact of a differential treatment of paid employees versus self-employed workers in a public health insurance system on the entry rate into entrepreneurship. In Germany, the public health insurance system is mandatory for most paid employees, but not for the self-employed, who...

We decompose permanent earnings risk into contributions from hours and wage shocks. In order to distinguish between hours shocks and labor supply reactions to wage shocks we use a life-cycle model of consumption and labor supply. Estimating our model with the Panel Study of Income Dynamics...

Tax progressivity is central in public and political debates when questions of vertical equity are raised. Applied, structural research demands a simple way to capture it. A power function approximation delivers one parameter that captures the residual income elasticity - a summary measure of...

Untersucht wurden räumliche Implikationen der zunehmenden Drittmittelorientierung in der Deutschen Wissenschaftspolitik seit Ende der 1990er Jahre. Die empirischen Ergebnisse legen nahe, dass jenseits der Faktoren, die den Förderumfang aus den unmittelbaren Förderzielen der Drittmittelgeber...

Im fünften Armuts- und Reichtumsbericht der Bundesregierung wurde darauf hingewiesen, dass die Datenlage im Bereich hoher Vermögen unzureichend sei (BMAS, 2017). Zur Verbesserung der Datenlage haben wir eine neue Sampling-Strategie entwickelt und im Feld implementiert. In der gezogenen...

Individuals with assets in the millions of euros have been underrepresented in population surveys and accordingly little has been known about them. As a result, the full extent of wealth concentration in Germany was unknown. To close the existing data gap, the Socio-Economic Panel (SOEP) inte-...