Forschungsprojekte der Forschungsgruppe Lebensverlauf und Ungleichheit
Projects Life Course and Inequality Research Group
In spring 2021, DIW Berlin, ZEW Mannheim, and the University of Trier conducted an online survey among self-employed persons to collect data about the situation of the self-employed in Germany one year after the beginning of the COVID-19 pandemic. The online survey was disseminated in cooperation with the Verband der Gründer und Selbstständigen Deutschland (VGSD) e.V. and other professional associations. ...
In conventional proxy VAR analysis, the shocks of interest are identified by external instruments. This is typically accomplished by considering the covariance of the instruments and the reduced-form residuals. Alternatively, the instruments may be internalized by augmenting the VAR process by the instruments or proxies. These alternative identification methods are compared and it is shown that the ...
Felix Schmidt, Research Associate in the Energy, Transportation, Environment Department, successfully defended his dissertation entitled “Modeling variable renewable energy systems. The role of weather uncertainty, heating and long-duration storage” with summa cum laude on July 18, 2025. He was supervised by Christian von Hirschhausen. Congratulations!
Die Rente muss dringend reformiert werden. Eine Sonderabgabe für Wohlhabende im Ruhestand löst viele Probleme. Ohne die Jüngeren weiter zu belasten. Die Alterung der Gesellschaft und der bevorstehende Ruhestand der Babyboomer-Generation sind kein Zukunftsszenario mehr – sie sind Realität und stellen schon heute eine akute sozialpolitische Herausforderung dar. Der demografische Wandel erschüttert die ...
This study examines the impact of Statutory Retirement Age (SRA) reforms on individual behavior and welfare in the presence of policy uncertainty and misinformation. We develop a structural life-cycle model in which individuals are uncertain about the future evolution of the SRA and misinformed about its importance. We derive individuals’ expectations and information on the SRA from self-elicited...
