This paper explores whether investments in information and communication technologies (ICT) and firm-sponsored training programmes are complementary. Three approaches are applied to panel data from German service companies for the time period 1994-98. Results for a system of interrelated factor...

Subjective Well-Being has increasingly been studied by several economists. This paper fits in that literature but takes into account that there are different aspects of life such as health, financial situation, and job. We call them domains. In this paper, we consider Subjective Well-Being as a...

One of the stylized facts from the literature on international activities of heterogeneous firms is the existence of a positive exporter productivity premium - on average, exporting firms are more productive than firms that sell on the national market only. In this paper, the authors look at the...

A theoretical model describes the local choice of the tax rate on capital income. It establishes preferences and various fiscal conditions - including the tax rates of competing jurisdictions - as determinants of the tax rate. The empirical implications are tested using a large panel of...

This paper presents a life cycle model for the demand for health, and derives empirical specifications that distinguish between permanent and transitory wage responses. Using panel data, we estimate dynamic health and health input demand equations. We find evidence of negative transitory wage...

Traditionally volatility is viewed as a measure of variability, or risk, of an underlying asset. However recently investors began to look at volatility from a different angle. It happened due to emergence of a market for new derivative instruments - variance swaps. In this paper first we...

The research on diversity and diversity management in German organisations has significantly gained relevance over the last years. The reasons for this are socio-political and economic changes that make diversity a highly relevant topic. In higher education, there is currently much discussion on...

We analyze the return-migration of German immigrants using the latest data of the German Socio- Economic Panel from 1984 to 2006. We conduct a Cox proportional hazard model with years of residence in Germany as waiting time. The analysis reveals that return migration is heavily influenced by...