Showing 1 - 10 of 218,302
This paper presents a study of backward and forward patent citations in patents granted to firms and institutions in … the Netherlands by the United States Patent and Trademark Office (USPTO). The study establishes different patterns of … patent citation in recent Dutch patents belonging to different industrial classes. We run our model in the set of backward …
Persistent link: https://www.econbiz.de/10008583674
This paper presents a study of backward and forward patent citations in patents granted to firms and institutions in … the Netherlands by the United States Patent and Trademark Office (USPTO). The study establishes different patterns of … patent citation in recent Dutch patents belonging to different industrial classes. We run our model in the set of backward …
Persistent link: https://www.econbiz.de/10003969228
This paper presents a study of backward and forward patent citations in patents granted to firms and institutions in … the Netherlands by the United States Patent and Trademark Office (USPTO). The study establishes different patterns of … patent citation in recent Dutch patents belonging to different industrial classes. We run our model in the set of backward …
Persistent link: https://www.econbiz.de/10013316210
Persistent link: https://www.econbiz.de/10015183975
Knowledge flows within and across countries should be carriers of important learning spillovers. We use data on 1.5 million patents and 4.5 million citations to analyze knowledge flows across 147 subnational regions. We estimate that only 15% of average knowledge is learned outside the average...
Persistent link: https://www.econbiz.de/10010297291
The purpose of this paper is to determine whether workers' commitment to the labor force declined after 9/11, as many popular press accounts at the time suggested it would. The results indicate that any measured decline in hours spent working was the result of economic conditions rather than...
Persistent link: https://www.econbiz.de/10014048574
This research studies the childhood exposure effect on stock market participation. We find that individuals with rural childhoods are less likely to invest in the stock market, controlling for wealth, trust, social interaction, risk attitude, and financial literacy. Furthermore, we find evidence...
Persistent link: https://www.econbiz.de/10012854914
There are a number of studies in the literature investigating the relationship between leisure participation and place of residence. However, scant attention has been given to the impact of the spatial trajectory – or relocating – on individuals’ leisure activities. The authors of this...
Persistent link: https://www.econbiz.de/10013309995
This paper studies determinants of knowledge flows as measured with patent forward citations that occur between 'input … knowledge flow matrix similar to input-output tables in trade where patent citations capture knowledge flows that go from the …
Persistent link: https://www.econbiz.de/10011557696
on the basis of patent data was conducted and a weighted bivariate probit model was estimated on the citation probability … of industry and science on the basis of a combined sample of citing and cited patent pairs and an equal number of control … patent pairs. The empirical results suggest that there are considerable differences in the citation probability. Cultural …
Persistent link: https://www.econbiz.de/10010300739