This paper analyses the impact of business process outsourcing (BPO) on firm productivity based on a comprehensive German firm-level panel data set covering manufacturing and service industries. The growing importance of service inputs into the production process is undisputed. Firms...

In this paper we are able to analyze firms' entry decision into the export market. In contrast to previous studies it is possible to control for the effects of management characteristics and human capital variables, besides commonly used firm characteristics. We first motivate our empirical...

This paper investigates the role of external knowledge in the patenting activity of inventors that work inside firms, i.e. industrial inventors. It does so with the aim of showing that inventors who combine the use of different sources of knowledge, i.e. scientific and market sources, display a...

This paper analyzes the effects of mergers on markups of non-merging rival firms in narrowly defined markets. Combining data from the European Commission's market assessments in merger decisions with production data, we use recent methodological advances in the estimation of production functions...