This paper considers the role of school closures in the spread of the SARS-CoV-2 virus. To isolate the impact of the closures from other containment measures and identify a causal effect, we exploit variation in the start and end dates of the summer school and fall holiday across the 16 federal...

In this article, we investigate the differences in smoking behavior between male Turkish immigrants and male Germans, using data from the German Socio-Economic Panel (SOEP). More specifically, we use a Blinder-Oaxaca decomposition method for count data models, and isolate differences in the...

We propose a new non-linear regression model for rating dependent variables. The rating scale model accounts for the upper and lower bounds of ratings. Parametric and semi-parametric estimation is discussed. An application investigates the relationship between stated health satisfaction and...

Entrepreneurs and freelancers, the self-employed, commonly are characterized as not only to be relatively rich in income but also as to be rich in time because of their time-sovereignty in principle. Our introducing study scrutinises these results and notions about the well-being situation of...

I use German administrative data for 2001-2010 to analyse the impact of urbanization and firm characteristics on wage growth of workers. I find a statistically highly significant higher within-job wage growth rate for workers in counties with a higher population density. This provides evidence...

In this paper, we decompose body mass index (BMI) differences between Turkish immigrants and Germans in West Germany for women and men. We focus on isolating the part of BMI differences that can be explained by differences in observed socioeconomic status from the part attributable to...