We use unique rich data for German manufacturing enterprises to investigate the product diversification – firm performance relationship.We find that an increase in the degree of product diversification has a negative impact on profitability when observed and unobserved firm characteristics are...

This paper investigates the gender wage gap among university graduates in their first job and five to six years into their careers using a representative survey among German university graduates. Results from standard decomposition techniques show that up to 83% of an initial 24% earnings...

This paper investigates the gender wage gap among skilled German workers after the end of vocational training using data from social security records. Using information on worker and plant characteristics for the training plant, results from standard decomposition techniques show that up to 92%...

This paper examines whether the attacks on theWorld Trade Center and the Pentagon on September 11th, 2001 have influenced the job prospects of persons from predominantly Muslim countries in the German labor market. The paper uses a large, representative database of the German working population...