This paper contributes to the debate about the optimal design of tax-transfer systems. Based on the theory of optimal taxation, combined with microsimulation and microeconometric techniques we derive the welfare function which makes the current German tax and transfer system for single women...

This paper contributes to the debate about the optimal design of tax-transfer systems. Based on the theory of optimal taxation, combined with microsimulation and microeconometric techniques we derive the welfare function which makes the current German tax and transfer system for single women...

Changing the income tax progressivity in labour markets with collective wage bargaining generates a trade-off. On the one hand, higher progressivity distorts individual labour supply decisions at the hours-of-work margin, on the other hand, it reduces unemployment by exerting downward pressure...

We analyze the impact of changing employment patterns and pension reforms on the future level of public pensions across birth cohorts in Germany. The analysis is based on a rich dataset that combines household survey data from the German Socio-Economic Panel Study (SOEP) and process-produced...

We present first estimates of rates of non-take-up for social assistance in Germany after the implementation of major social policy reforms in 2005. The analysis is based on a microsimulation model, which includes a detailed description of the German social assistance programme. Our findings...

The idea of higher wealth taxes to finance the mounting public debt in the wake of the financial crises is gaining ground in several OECD countries. We evaluate the revenue and distributional effects of a one-time capital levy on personal net wealth that is currently on the German political...

Ein Argument für die Einführung eines gesetzlichen Mindestlohnes in Deutschland ist die Verringerung von Armut der arbeitenden Bevölkerung. Eine aktuelle Studie des DIW Berlin untersucht die Verteilungswirkungen eines bundesweiten Mindestlohnes von 7,50 Euro auf Löhne und Haushaltseinkommen....

Der Anfang der 1990er Jahre eingeführte Solidaritätszuschlag ist eine Ergänzungsabgabe zur Einkommensteuer, Kapitalertragsteuer und Körperschaftsteuer in Deutschland. In steuerpolitischen Debatten wird in regelmäßigen Abständen seine Abschaffung gefordert. Als eine Alternative zur...

In the year 2000, the German government passed the most ambitious tax reform in postwar German history aiming at a significant tax relief for households. Drawing on data of the GSOEP, we analyze the distributional and fiscal effects of the tax reform. Our analysis employs microsimulation...