In der gesetzlichen und der betrieblichen Altersversorgung existieren unterschiedlichen Finanzierungssysteme: Die Leistungen der gesetzlichen Rentenversicherung werden im Umlageverfahren primär von den heute in das System einzahlenden Erwerbstätigen finanziert. Dieses Umlageverfahren im...

This study provides novel evidence about the pension wealth elasticity of employment. For the identification we exploit reform-induced variation of pension wealth that is related to the number of children but which does not affect the implicit tax rate of employment. We use a...

In the coming years, the pension system in Germany will face financial challenges. The insurance within pension system must also be strengthened, especially given that the risk of old-age poverty has increased over the years. An effective basic pension that guarantees a minimum amount and is...

Das vorliegende Gutachten wurde im Auftrag der Arbeitsgemeinschaft kommunale und kirchliche Altersversorgung (AKA) e. V. erstellt. Es untersucht ausführlich unter ökonomischen und versicherungsmathematischen Gesichtspunkten die Finanzierung der Altersversorgung im öffentlichen Dienst. Die...

Individuals vary considerably in how much they earn during their lifetimes. This study examines the role of the tax-and-transfer system in mitigating such inequalities, which could otherwise lead to disparities in living standards. Utilizing a life-cycle model, we determine that taxes and...

We empirically analyze the heterogeneous welfare effects of unemployment insurance and social assistance. We estimate a structural life-cycle model of singles' and married couples' labor supply and savings decisions. The model includes heterogeneity by age, education, wealth, sex and household...

We provide novel evidence about the incentive and welfare effects of an increase in the generosity of disability benefits. Importantly, a unique policy variation in Germany allows us to isolate the income effect of a change in benefit generosity. We leverage this quasi-experimental policy...

We examine the additivity of stock-market expectations over different time intervals. When asked about a ten-year interval, survey respondents expect a stock-price change that is not equal to, but closer to zero than, the sum of their expectations over two shorter time intervals that cover the...

We evaluate German purchase subsidies for battery electric vehicles (BEVs) and plug-in hybrid electric vehicles (PHEVs) using data on new vehicle registrations in Germany during 2015-2022. We account for confounding time trends and interacting EU-level CO2 standards using neighboring countries...