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Evidence on the "funding gap" for investment innovation is surveyed. The focus is on financial market reasons for …
Persistent link: https://www.econbiz.de/10010856381
We review the econometric literature on measuring the returns to R&D. The theoretical frameworks that have been used are outlined, followed by an extensive discussion of measurement and econometric issues that arise when estimating the models. We then provide a series of tables summarizing the...
Persistent link: https://www.econbiz.de/10010712138
presents some empirical evidence on the effects of innovation on employment growth and therefore on firms' productivity with … process innovation. The sources of employment growth during the period are split equally between the net contribution of … product innovation and the net contribution from sales growth of old products. However, the contribution of product innovation …
Persistent link: https://www.econbiz.de/10010712105
What do we know about the relationship between innovation and productivity among firms? The workhorse model of this … innovation are derived. The recent empirical evidence on the relationship between innovation and productivity in firms is then … surveyed. The conclusion is that there are substantial positive impacts of product innovation on revenue productivity, but that …
Persistent link: https://www.econbiz.de/10010712167
Persistent link: https://www.econbiz.de/10002424657
Persistent link: https://www.econbiz.de/10012885662
This paper surveys what we know about the internationalization of business R&D spending. I examine three specific questions about the global changes in R&D activity: First, what is the evidence that R&D is becoming more internationalized (more footloose)? Second, what are the factors that...
Persistent link: https://www.econbiz.de/10010856473
about the relationship between the patent system and innovation, in order to draw some tentative conclusions about their … financial patents at the US Patent and Trademark Office, and to have also impacted other patent offices around the world. A …
Persistent link: https://www.econbiz.de/10010712047
We take a first look at financial patents at the European Patent Office (EPO). As is the case at the US Patent and … firms in non-financial sectors with diversified patent portfolios own a large share of financial patents at the EPO. However … patent applications take longer and they are more likely to be refused by the patent office, suggesting greater uncertainty …
Persistent link: https://www.econbiz.de/10010712119
The identification of age, cohort (vintage), and period (year) effects in a panel of individuals or other units is an old problem in the social sciences, but one that has not been much studied in the context of measuring researcher productivity. In the context of a semi-parametric model of...
Persistent link: https://www.econbiz.de/10010712262