This volume was prepared by Jens Ruhose while he was working at the Ifo Institute. It was completed in December 2014 and accepted as a doctoral thesis by the Department of Economics at the University of Munich. It includes four self-contained chapters that contribute to the understanding of the...

Even though ethnic clustering is common, both economic theory and empirical research have not been able to provide a clear-cut answer on its effects on the integration of immigrants. In this paper, we study the effect of residential clustering on the labour market outcome of immigrants in...

In the present paper I provide novel evidence on the formation of the gender pay gap with respect to directly measured job task contents. Using high-quality administrative employment data for Germany, and augmenting these by individual-level task information, I provide detailed evidence on the...

In light of the remarkable number of young people who pass through a period of temp work at the beginning of their career the question arises whether labor market entry via temporary work agency (TWA) employment has any (persistent) effects on labor market outcomes. We investigate this issue...

After the fall of the Berlin wall, the total fertility rate in East Germany tumbled from 1.7 (1989) to a stunning 0.7 children per woman (1994). While this fact is well-documented, little is still known about the crisis underlying causes. We propose a new explanation: permanent shifts in the...

Using data from social security records on Spanish males, we investigate the wage effects of working under a fixed-term contract. In a first step, we provide fixed-effects estimates of the wage effect of working under a fixed-term contract for low-skilled, medium-skilled, and high-skilled men...

This paper uses German linked employer-employee data in order to estimate the impact of intra-firm wage dispersion on the probability that firms pay for continuous training. About half of all firms in the estimation sample cover all direct and indirect training costs, which contradicts the...

This paper investigates the transferability of human capital across countries and the contribution of imperfect human capital portability to the explanation of the immigrant-native wage gap. Using data for West Germany, our results reveal that, overall, education and labor market experience...