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What are the Channels for Technology Sourcing? Panel Data Evidence from German Companies

Harhoff, Dietmar; Mueller, Elisabeth; Reenen, John Van - Centre for Economic Performance, LSE - 2013

Innovation processes within corporations increasingly tap into international technology sources, yet little is known … about the relative contribution of different types of innovation channels. We investigate the effectiveness of different …&D knowledge located in the US. The positive influence on total factor productivity is larger if the research of the inventors …

Persistent link: https://www.econbiz.de/10010610740

Corporate R&D and Productivity in Germany and the United Kingdom

Bond, Stephen; Harhoff, Dietmar; Reenen, John Van - Centre for Economic Performance, LSE - 2003

This paper analyzes differences in R&D spending and in the impact of R&D on productivity between German and UK firms …

Persistent link: https://www.econbiz.de/10005016788

Invalid but infringed? An analysis of Germany's bifurcated patent litigation system

Cremers, Katrin; Gaessler, Fabian; Harhoff, Dietmar; … - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2014

We analyze the impact of the probabilistic nature of patents on the functioning of Germany's bifurcated patent litigation system where infringement and validity of a patent are decided independently by different courts. We show that bifurcation creates situations in which a patent is held...

Persistent link: https://www.econbiz.de/10010957677

Citation Frequency and the Value of Patented Innovation

Vopel, Katrin; Scherer, Frederic M.; Narin, Francis; … - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 1997

Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of subsequent U.S. and German patents yielded a count of citations to those patents....

Persistent link: https://www.econbiz.de/10005098149

Die Evolution der bundesdeutschen Forschungs- und Technologiepolitik: Rückblick und Bestandsaufnahme

Fier, Andreas; Harhoff, Dietmar - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2001

In Deutschland beanspruchen gleich zwei Ressorts, das Bundesministerium für Bildung und Forschung (BMBF) sowie das Bundesministerium für Wirtschaft und Technologie (BMWi) die Zuständigkeit für die deutsche Innovationspolitik. Dieses für den Bund offensichtlich bedeutsame Politikfeld...

Persistent link: https://www.econbiz.de/10005098311