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1999-2004 and measure innovation performance by the (value-adjusted) number of patent applications at the European Patent … firms as well as immobile workers on the innovation performance of their employer. Our main result is that mobile university … scientists contribute substantially more to innovation than R&D workers hired from other firms who, in turn, contribute slightly …
Persistent link: https://www.econbiz.de/10009306331
This paper analyses the nature of knowledge spillovers from research and development (R&D) in the field of liquid crystal display technology by estimating the impact of inventors' changing organizational and collaborative affiliations on the probability of citations in US patents filed between...
Persistent link: https://www.econbiz.de/10011490728
&D Collaboration ; Knowledge Exchange ; Patents ; Innovation ; Count Data Models …
Persistent link: https://www.econbiz.de/10009572477
This paper presents estimates of the depreciation rate of innovations using survey data on revenues associated with Australian patents. Its novelty is twofold. First, it relies on direct observation of the revenue streams of inventions. This is in sharp contrast with previous studies, which all...
Persistent link: https://www.econbiz.de/10012942670
Previous research has expressed concerns about firms engaging less in basic research. We contribute to this debate by studying trends in the scientific publishing activities of firms located in Germany. Our results do not confirm a declining trend in raw numbers with numbers indicating that...
Persistent link: https://www.econbiz.de/10013250812
Our study aims at assessing the actual importance of the two main channels usually contemplated in the literature through which upstream sector anticompetitive regulations may impact productivity growth: business investments in R&D and in ICT. We thus precisely try to estimate what are the...
Persistent link: https://www.econbiz.de/10014154788
This paper analyses the nature of knowledge spillovers from research and development (R&D) in the field of liquid crystal display technology by estimating the impact of inventors' changing organizational and collaborative affiliations on the probability of citations in US patents filed between...
Persistent link: https://www.econbiz.de/10010265485
Persistent link: https://www.econbiz.de/10002533467
In this paper we empirically investigate the theoretical results obtained in Zaby (2009). From the theoretical model, which introduces the decision to patent into a setting with horizontally differentiated products we deduce several hypotheses and test these empirically. We find that the...
Persistent link: https://www.econbiz.de/10010301783
This paper empirically investigates a firm's propensity to patent. It thereby builds on a theoretical model on a firms' patenting decision in a market with vertically differentiated products. We deduce and empirically test several hypotheses from the theoretical results regarding patenting and...
Persistent link: https://www.econbiz.de/10010301784