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Appropriability, opportunity, firm size and innovation activities : empirical results using East and West German firm level data
Felder, Johannes; Licht, Georg; Nerlinger, Eric A.; … - 1995
activities in small and medium sized enterprises in Germany. (4) Our data base includes R&D performers as well as non …
Persistent link: https://www.econbiz.de/10011620820
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Patents and R&D : an econometric investigation using applications for German, European and US patents by German companies
Licht, Georg; Zoz, Konrad - 1996
Based on the data of the first wave of the Mannheim Innovation panel, this paper explores the link between R&D expenditures and patents. Our data allow a detailed analysis of the firm size distribution of R&D and patent applications at different patent offices. It is shown that the share of R&D...
Persistent link: https://www.econbiz.de/10011621718