The superstar firms model provides a compelling explanation for two simultaneously occurring phenomena: the rise of concentration in industries and the fall of labor shares. Our empirical analysis confirms two of the underlying assumptions of the model: the market share increases and the labor...

This study deals with youth unemployment trends in Europe since the mid of the 80ths in general and regards individual risk factors for Germany and the United Kingdom in particular in the mid of the 90ths. The study for the two selected countries shows that the individual risk of (long-term)...

To tackle mass unemployment and increase participation rates, the German government over recent years has mainly focused on supply side strategies, including 'making work pay' policies. The 2003 Mini-Job reform introduced an extended subsidy of social security contributions for low wage workers....

This paper investigates the factors that explain the level and dynamics of manufacturing firm productive efficiency. In our empirical analysis, we use a unique sample of about 39,000 firms in 256 industries from the German Cost Structure Census over the years 1992-2005. We estimate the...

The paper examines the labour quality explanation of the employer sizewage gap: larger firms pay higher wages because they employ more skilled workers. Most previous studies control for unobserved skills of workers using longitudinal data and the fixed effects estimator thus relying on a...

The paper analyzes the gender pay gap in private-sector management positions based on German panel data and using fixed-effects models. It deals with the effect of occupational sex segregation on wages, and the extent to which wage penalties for managers in predominantly female occupations are...

The relationship between land investment and tenure security is usually tested in land scarce but peaceful areas. This article examines instead the effects of land abundance and war for investment and tenure security. The paper demonstrates that war enhances land abundance. This implies that...