Our paper contributes to the discussion about Europe’s digital sovereignty. We analyze the relationship between firm performance and the diversification of sourcing countries for imported ICT goods. The analysis is based on administrative data for 3888 German manufacturing firms that imported...

This paper examines the relationship between foreign and domestic investment activity of multinational enterprises. The empirical analysis is based on micro data of German firms and their operations at home and abroad, including information on investment in fixed assets. The empirical approach,...

Vast literature documents a negative association between mental disorders and labor market performance but it is challenging to find a research design that could provide an reliable estimate for an effect. This paper provides new evidence on the immediate labor market consequences following the...

Vast literature documents a negative association between mental disorders and labor market performance but it is challenging to find a research design that could provide an reliable estimate for an effect. This paper provides new evidence on the immediate labor market consequences following the...

We present a simple model to illustrate how birthplace diversity may affect team performance. The model assumes that birthplace diversity increases the stock of available knowledge due to skill complementarities and decreases effciency due to communication barriers. The consequence of these two...

This paper analyzes the influence of the structure of collective wage bargaining on direct investment abroad. A wage negotiations model shows that high productive firms benefit from centralized bargaining and invest therefore less abroad than under dezentralized bargaining. An empirical study...