This note presents a general way to decompose differences over time or between objects into the <italic>ceteris paribus</italic> effects and the interaction effects of an arbitrary number of factors. The decomposition addresses the issue of interaction effects between factors which have been neglected in the...

This article revisits the effectiveness of public-sponsored training programs for Germany accounting for dynamic selection into heterogeneous programs. We carefully assess to what extent various aspects of our empirical strategy, such as conditioning flexibly on employment and benefit histories,...

Based on data from the German Socio-Economic Panel (GSOEP), this paper analyzes the dynamics of equivalent income in East and West Germany in the years following reunification. Special emphasis is given to the separation of permanent and transitory components, the persistence of transitory...

This paper estimates a variety of inequality measures for three sub-samples of the German population using cross-sectional data on equivalent income from the German Socio-Economic Panel (GSOEP). The sub-populations under consideration are residents of West Germany including foreigners for the...

We evaluate the distributional effects of a minimum wage introduction based on a data set with a moderate sample size but a large number of potential covariates. Therefore, the selection of relevant control variables at each distributional threshold is crucial to test hypotheses about the impact...