Some Difficulties in Measuring Inventive Activity

Barkev S. Sanders

49 citations0/0 files storedPrinceton University Press eBooks

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Intellectual Property and Patents Firm Innovation and Growth Innovation Policy and R&D

Abstract

Proceedings ofaConferenceon Research and Development and its Impact on the Economy, NSF 58-36, Washington, especially, Ralph E. Burgess, "Impact of Research and Development in the Chemical Industry," pp.55-67.Even though it would be reasonable to assume that an increase in input would always mean some increase in inventive output at a given time, to, this does not mean that the identical increment in input at a later time, will have an increase equal to that produced at t0.

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1998How to Count Patents and Value Intellectual Property: The Uses of Patent Renewal and Application Data 1987Patents and the measurement of technological change: A survey of the literature 2002Knowledge capital and performance heterogeneity:1983The propensity to patent 1969Patent Statistics as a Measure of Technical Change 1974Research and Development Activity and Profitability: A Distributed Lag Analysis 1971Research and Development in Industrial Growth 1992Inventive Activity in the British Textile Industry, 1700–1800

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