"Empirical evidence for the US shows that migrants increase the productivity of regions. To explain the impact of migrants on the average firm productivity we construct a general equilibrium model with monopolistic competition a la Melitz (2003). We consider heterogeneous firms with different...

"Differences in regional labour market conditions are still pronounced in Germany, especially between the Eastern and the Western part. Traditional neoclassical models imply that labour mobility should reduce disparities. In contrast, models that include externalities or selective migration...

"Arbeitsbeschaffungsmaßnahmen (ABM) waren lange Zeit ein wichtiges Instrument aktiver Arbeitsmarktpolitik (AAMP) in Deutschland. Im Zeitraum 2000 bis 2004 nahmen insgesamt knapp 1 Mio. Personen - teils mehrfach - an diesen Maßnahmen teil und es wurden fast 12 Mrd. Euro dafür ausgegeben. Eine...

"Differences in regional labour market conditions are still pronounced in Germany, especially between the Eastern and the Western part. Traditional neoclassical models imply that labour mobility should reduce disparities. In contrast, models that include externalities or selective migration...

"To what extent is the gender wage gap of fulltime employees due to differences in productiv-ity- related characteristics, to discrimination of female employees, and how is the wage gap affected by firm specific features? To analyze these problems we use a linked employer-employee database for...

"To what extent is the gender wage gap of fulltime employees due to differences in productiv-ity- related characteristics, to discrimination of female employees, and how is the wage gap affected by firm specific features? To analyze these problems we use a linked employer-employee database for...

"Further vocational training for the unemployed aims at enhancing their job prospects. This paper analyses the effectiveness of such subsidized training programmes for means-tested unemployment benefit recipients in Germany. The empirical findings are based on rich administrative data of the...

"Further vocational training for the unemployed aims at enhancing their job prospects. This paper analyses the effectiveness of such subsidized training programmes for means-tested unemployment benefit recipients in Germany. The empirical findings are based on rich administrative data of the...