"In an overlapping-generations model with endogenous birth rates, I design a reform of the pay-as-you-go pension system, which internalises positive externalities of children - their pension contributions. Individuals may differ in their preferences for children and their ability to have...

"In an overlapping-generations model with endogenous birth rates, I design a reform of the pay-as-you-go pension system, which internalises positive externalities of children - their pension contributions. Individuals may differ in their preferences for children and their ability to have...

"Almost twenty years after German reunification there are still huge income disparities between western and eastern regions in Germany. The main purpose of the paper is to show how social transfer payments reduce these inter-regional disparities. In a first step we examine inequalities in the...

"Für diese Studie wurde eine Senkung des Beitragssatzes der Sozialversicherung, finanziert durch eine höhere Mehrwertsteuer bzw. eine Kopfpauschale, mit drei Makromodellen simuliert. Das allgemeine Gleichgewichtsmodell PACE-L, das langfristige Strukturmodell IAB/INFORGE und das kurzfristige...

"Almost twenty years after German reunification there are still huge income disparities between western and eastern regions in Germany. The main purpose of the paper is to show how social transfer payments reduce these inter-regional disparities. In a first step we examine inequalities in the...

"Für diese Studie wurde eine Senkung des Beitragssatzes der Sozialversicherung, finanziert durch eine höhere Mehrwertsteuer bzw. eine Kopfpauschale, mit drei Makromodellen simuliert. Das allgemeine Gleichgewichtsmodell PACE-L, das langfristige Strukturmodell IAB/INFORGE und das kurzfristige...

"In Germany, overtime work is a well-established instrument for varying working hours of employees and is of great importance for establishments as a measure of internal flexibility. However, not all employees are affected to the same degree by a variation of the work effort through overtime...

"The so-called Environmental Sector produces technologies, products and services that prevent or reduce environmental damages. On the background of growing environmental problems such as climate protection this sector seems to be more and more important. Contrary to that, a theoretical model...

"In this paper we study the effect of small labor market entry cohorts on (un)employment in Western Germany. From a theoretical point of view, decreasing cohort sizes may on the one hand reduce unemployment due to 'inverse cohort crowding' or on the other hand increase unemployment if companies...

"We assess the relative impact of cultural norms and structural conditions on employment interruption patterns of new mothers in reunified Germany, 1992-2009. During this time, East and West Germany share similar family policies, yet, the regions differ markedly with regard to cultural...