Traditionally, it has been argued that profit sharing can increase employment and welfare because it lowers marginal labour costs without reducing labour income. In this paper, we show that profit sharing can also represent a Pareto-improvement if labour supply is excessive due to relative...

We investigate whether working time is related to the intensity of income comparisons and relative income. Our simple theoretical model demonstrates that the effects of relative income concerns depend on whether an individual can choose contractual working hours and/or overtime. In the empirical...

We analyze the causal effect of education on old-age cognitive abilities using German Socio-Economic Panel (SOEP) data and regional variation in mandatory years of schooling and the supply of schools. Our outcome variable is the score an individual reaches in an ultra-short intelligence test. We...

While there is a big literature on the benefits of pre-school education, only little is known why kindergarten attendance improves later-life outcomes. This is partly because most studies analyze the effect of complete 2 years pre-school programs. In order to shed light into the black box of...