A recent survey of 54 micro-econometric studies reveals that exporting firms are more productive than non-exporters. On the other hand, previous empirical studies show that exporting does not necessarily improve productivity. One possible reason for this result is that most previous studies are...

This paper provides first evidence on the anatomy of human capital externalities arising from both firm-level and regional human capital. Using panel data from German social security records, both at an individual and aggregated at the plant and regional level, I estimate earnings functions...

Das Drittelbeteiligungsgesetz (DritttelbG) verpflichtet GmbHs mit mehr als 500 und weniger als Beschäftigten einen Aufsichtsrat einzurichten und ein Drittel der Aufsichtsratssitze mit Vertretern der Belegschaft zu besetzen. Diese Untersuchung belegt erstmals, dass im Verarbeitenden Gewerbe rund...

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...

I test some predictions of Gary Becker’s theory of taste discrimination regarding discrimination of foreigners by employers, co-workers and customers. I combine a 2% sample of the German working population and a 50% sample of German plants with low-level regional data, including the vote...

Using recently released nationally representative data and a new estimator for fractional probit panel models, this paper reconsiders the relationship between the fraction of exports in total sales and firm characteristics in West and East German manufacturing. Controlling for unobserved firm...

Do we have effective competition between the gasoline's big five oligopolists (Aral, Shell, Esso, Total and Jet) and fringe gasoline stations? Using 2014 Market Transparency price data from 66 cities with populations between 60,000 and 100,000, we analyze which brands lead price increases, the...

This paper uses a unique newly constructed data set to investigate for the first time the link between credit constraints and the extensive margins of exports in Germany, one of the leading actors on the international market for goods. In line with theoretical considerations and comparable...