We investigate incidence and evolution of patent thickets. Our empirical analysis is based on a theoretical model of patenting in complex and discrete technologies. The model captures how competition for patent portfolios and complementarity of patents affect patenting incentives. We show that...

This paper examines how a radical technological innovation affects alliance formation of firms and subsequent network structures. We use longitudinal data of interfirm R&D collaborations in the biopharmaceutical industry in which a new technological regime is established. Our findings suggest...

This paper examines how a radical technological innovation affects alliance formation of firms and subsequent network structures. We use longitudinal data of interfirm R&D collaborations in the biopharmaceutical industry in which a new technological regime is established. Our findings suggest...

This paper examines how a radical technological innovation affects alliance formation of firms and subsequent network structures. We use longitudinal data of interfirm R&D collaborations in the biopharmaceutical industry in which a new technological regime is established. Our findings suggest...

This paper examines how a radical technological innovation affects alliance formation of firms and subsequent network structures. We use longitudinal data of interfirm R&D collaborations in the biopharmaceutical industry in which a new technological regime is established. Our findings suggest...

On behalf of the German Federal Government, the Commission of Experts for Research and Innovation presents its second report. This was originally intended to be a “short” report, in which the key indicators of research and development were up-dated and commented on. However, the Expert...

Research and innovation are extremely important for Germany. New insights are generated by research, and new ways of creating value are opened up by technical, organisational, and other innovations. Production, value-creation and employment tend to increase much more in companies which are...

On behalf of the Federal Government of Germany, the Commission of Experts for Research and Innovation presents its third report.The format of the report has been revised this year. Part A of the EFI report 2010 discusses current developments and future challenges. Part B of the report then...