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The Quality of Ideas : Measuring Innovation with Multiple Indicators

Lanjouw, Jean O. - 1999

We model early expectations about the value and technological importance ('quality') of a patented innovation as a …

Persistent link: https://www.econbiz.de/10012471439

Hopenhayn, Hugo A. - 1999

fertility of an innovation in generating more innovations cannot be observed. The menu of patent scope can be implemented with …

Persistent link: https://www.econbiz.de/10012471726

Do Stronger Patents Induce More Innovation? Evidence from the 1988 Japanese Patent Law Reforms

Sakakibara, Mariko - 1999

Does an expansion of patent scope induce more innovative effort by firms? This article provides evidence on this question by examining firm responses to the Japanese patent reforms of 1988. Interviews with practitioners suggest the reforms significantly expanded the scope of patent rights in...

Persistent link: https://www.econbiz.de/10012471730

Innovation in Israel 1968-97 : A Comparative Analysis Using Patent Data

Trajtenberg, Manuel - 1999

the israeli economy in the nineties and beyond. In this paper we present a close-up portrait of innovation in Israel for …

Persistent link: https://www.econbiz.de/10012471778

Innovation and Market Value

Hall, Bronwyn H. - 1999

Recent research on financial market valuation of the knowledge assets of publicly traded firms is surveyed. The motivation for using a market value equation to price knowledge assets is discussed and the theory behind this equation is briefly presented. Then the empirical literature that relates...

Persistent link: https://www.econbiz.de/10012471824

Patient Welfare and Patient Compliance : An Empirical Framework for Measuring the Benefits from Pharmaceutical Innovation

Ellickson, Paul - 1999

from pharmaceutical innovation. Extending previous studies of the welfare benefits from innovation (Trajtenberg, 1990 …

Persistent link: https://www.econbiz.de/10012471921

Does Venture Capital Spur Innovation?

Kortum, Samuel - 1998

While policymakers often assume venture capital has a profound impact on innovation, that premise has not been … measures of innovation are used in a sample of 530 venture-backed and non-venture-backed firms …

Persistent link: https://www.econbiz.de/10012471966

Research, Innovation, and Productivity : An Econometric Analysis at the Firm Level

Crepon, Bruno - 1998

This paper studies the links between productivity, innovation and research at th level. We introduce three new features …: (i) A structural model that explains pro by innovation output, and innovation output by research investment; (ii) New dat … the available data: only a small proportion of firms engage in resea apply for patents; productivity, innovation and …

Persistent link: https://www.econbiz.de/10012472117

State Versus Private Ownership

Shleifer, Andrei - 1998

Private ownership should generally be preferred to public ownership when the incentives to innovate and to contain costs must be strong. In essence, this is the case for capitalism over socialism, explaining the dynamic vitality' of free enterprise. The great economists of the 1930s and 1940s...

Persistent link: https://www.econbiz.de/10012472146

Pharmaceutical Innovation, Mortality Reduction, and Economic Growth

Lichtenberg, Frank R. - 1998

We perform an econometric investigation of the contribution of pharmaceutical innovation to mortality reduction and … pharmaceutical innovation, there would have been no increase and perhaps even a small decrease in mean age at death, and that new … drugs have increased life expectancy, and lifetime income, by about 0.75-1.0% per annum. The drug innovation measures are …

Persistent link: https://www.econbiz.de/10012472240