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...

This paper studies if workers infer from correlation about causal effects in the context of the part-time wage penalty. Differences in hourly pay between full-time and part-time workers are strongly driven by worker selection and systematic sorting. Ignoring these selection effects can lead to...

We repeatedly elicit beliefs about the returns to study effort, in a large university course. A behavioral model of quasi-hyperbolic discounting and malleable beliefs predicts that the dynamics of beliefs mirrors the importance of exerting self-control, such that believed returns increase as the...

Der neue Ethikkodex des Vereins für Socialpolitik nimmt Stellung gegen die Diskriminierung von Frauen und Minderheiten, sexuelle und anderweitige Belästigung im Arbeitsumfeld sowie das Schaffen eines feindseligen Umfelds. Neuere Untersuchungen zeigen, dass eine Gleichberechtigung von Frauen...

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...

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...

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...

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...