In this paper we analyse the relationship between export and innovation activities of German service sector companies … using data from the 1997 wave of the Mannheim Innovation Panel in the Service Sector. There is a lot of support for the … Schumpeterian hypothesis of export activities being mainly driven by innovation activities. Factor endowment theories are only …

Recent studies have documented extensive heterogeneity in firm performance within countries, and innovation has been … found as an important determinant. This paper addresses the issue of innovation firm performance across countries. A growing … number of national firm level studies on the innovation-productivity link have been conducted using new internationally …

concentration. In contrast, competition enforces innovation, i.e. sales concentration has a negative impact on R&D. …This paper examines empirically the relationship between innovation and market structure within a simultaneous …

productivity whereas it exhibits a positive and significant impact on their innovation activity. …