This study covers two topics: (1) the analysis of international inventor mobility and cooperation with the focus on Germany; (2) a mobility analysis for researchers in critical career positions in the German research system (professors in German universities, directors of non-university public...

Economic research emphasises the role of increasing returns to scale and critical mass in research and technology development. This suggests that countries benefit from specialising in certain technologies and can thereby bundle available resources. Using the example of the Exzellenzstrategie...

The following article systematically analyzes the question of how the results of R&D and its protection - or so to say, the technology base of a firm - can influence its mar-ket value and profits. Based on theoretical arguments it is hypothesized that large and highly valuable patent portfolios...