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Supercedes 15-03 We employ a unique data set to examine the spatial clustering of private R&D labs. Instead of using fixed spatial boundaries, we develop a new procedure for identifying the location and size of specific R&D clusters. Thus, we are better able to identify the spatial locations of...
Persistent link: https://www.econbiz.de/10012935396
Superceded by 16-25. This working paper supersedes WP 12-22, WP 11-42, and WP 10-33. We employ a unique data set to examine the spatial clustering of private R&D labs, and, using patent citations data, we provide evidence of localized knowledge spillovers within these clusters. Jaffe,...
Persistent link: https://www.econbiz.de/10012937041
We employ a unique data set to examine the spatial clustering of private R&D labs, and, using patent citations data, we provide evidence of localized knowledge spillovers within these clusters. Jaffe, Trajtenberg, and Henderson (1993, hereafter JTH) provide an aggregate measure of the importance...
Persistent link: https://www.econbiz.de/10012937534
This paper examines the trends in geographic localization of knowledge spillovers via patent citations, considering US patents from the period of 1976-2015. Despite accelerating globalization and widespread perception of the \death of distance," our multi-cohort \matched-sample" study reveals...
Persistent link: https://www.econbiz.de/10011775811
This paper examines the trends in geographic localization of knowledge spillovers via patent citations, extracting multiple cohorts of new sample US patents from the period of 1976-2015. Despite accelerating globalization and widespread perception of the "death of distance," our matched-sample...
Persistent link: https://www.econbiz.de/10012115878
prone-to-innovation environments for the generation of radical innovation. By drawing on the CIS distinction between … incremental vs radical innovation, we disentangle the effect of industry specialization on the occurrence of radical innovations … innovation. Firms' internal knowledge bases do matter more for radical innovation to occur, rather than location in …
Persistent link: https://www.econbiz.de/10014525625
The study of the determinants of innovation processes has received great attention in both the economics and the … technological innovation - namely, product and process innovations - focusing on Italian manufacturing small and medium sized firms … successful technological innovation. Overall, results suggest that technological innovation in manufacturing SMEs is mainly …
Persistent link: https://www.econbiz.de/10011492075
economic vitality caused by investments in domestic technology innovation in the formerly integrated national economy, national … innovation Along with the new innovation park infrastructure, the most important job creation strategy that the EDA could … implement is creating the new capital market infrastructure that targets investments to regional innovation opportunities. This …
Persistent link: https://www.econbiz.de/10014210433
We employ a unique data set to examine the spatial clustering of about 1,700 private research and development (R&D) labs in California and across the Northeast corridor of the United States. Using these data, which contain the R&D labs' complete addresses, we are able to more precisely locate...
Persistent link: https://www.econbiz.de/10012951667
The authors study the location and productivity of more than 1,000 research and development (R&D) labs located in the Northeast corridor of the U.S. Using a variety of spatial econometric techniques, they find that these labs are substantially more concentrated in space than the underlying...
Persistent link: https://www.econbiz.de/10013037614