This paper provides first evidence on the social returns to education from both firm-level and regional human capital. Using panel data from German social security, both at an individual and aggregated at the plant and regional level, I estimate earnings functions incorporating measures of...

This paper uses new administrative data from the German Federal Employment Agency - the Integrated Employment Biographies Sample IEBS - to assess the impact of a mandatory employment quota for disabled workers in Germany. We use an exogenous change, introduced through the 'Law to Combat...

"This paper uses new administrative data from the German Federal Employment Agency - the Integrated Employment Biographies Sample IEBS - to assess the impact of a mandatory employment quota for disabled workers in Germany. We use an exogenous change, introduced through the 'Law to Combat...

"This paper uses new administrative data from the German Federal Employment Agency - the Integrated Employment Biographies Sample IEBS - to assess the impact of a mandatory employment quota for disabled workers in Germany. We use an exogenous change, introduced through the 'Law to Combat...

While the role of exports in promoting growth in general, and productivity in particular, has been investigated empirically using aggregate data for countries and industries for a long time, only recently have comprehensive longitudinal data at the firm level been used to look at the extent and...

While the role of exports in promoting growth in general, and productivity in particular, has been investigated empirically using aggregate data for countries and industries for a long time, only recently have comprehensive longitudinal data at the firm level been used to look at the extent and...

This paper summarizes in a non-technical way what we know from empirical studies based on firm-level data about the mutual links between international activities of firms and productivity. It is written with a view to inform policy makers in an evidence-based way. A special focus is on the...

Reliable information on the characteristics of exporting and non-exporting firms is important to guide theorists and policy makers in an evidence based way. This holds true especially for Germany, a leading actor on the world markets for goods and services. This paper makes three contributions...