In this study we investigate the impact of the thin capitalization rule (TCR), introduced in Germany in 2008, on firms' capital structure, investment and profitability. The identification of the causal effects is based on the escape clauses in the regulation using a difference-in-difference...

German Abstract Dieses Papier stellt Modellrechnungen zur Entwicklung der Gesetzlichen Rentenversicherung (GRV) vor. Es beruht vorwiegend auf dem MEA-PENSIM Modell des Munich Center of the Economics of Aging (MEA) und ergänzend auf dem PENPRO-Modell des DIW. Das Modell projiziert aus Annahmen...

In order to calculate the burden of a comprehensive and progressive income tax falling on a certain income source, an apportionment scheme for the entire tax burden has to be chosen. This raises the question of how to deal with losses, which is relevant for Germany in view of the heavy losses...

For the design of the pension system, it is crucial to disentangle the employment responses related to the substitution effect and the income effect. In this paper, we provide causal evidence regarding the importance of the income effect, which is generally assumed to be small or non-existent....