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The Rate of Obsolescence of Patents, Research Gestation Lags, and the Private Rate of Return to Research Resources

In: R&D, Patents, and Productivity

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  • Ariel Pakes
  • Mark Schankerman

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  • Ariel Pakes & Mark Schankerman, 1984. "The Rate of Obsolescence of Patents, Research Gestation Lags, and the Private Rate of Return to Research Resources," NBER Chapters, in: R&D, Patents, and Productivity, pages 73-88, National Bureau of Economic Research, Inc.
    • Handle: RePEc:nbr:nberch:10045
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    References listed on IDEAS

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    1. Amemiya, Takeshi & Nold, Frederick C, 1975. "A Modified Logit Model: A Note," The Review of Economics and Statistics, MIT Press, vol. 57(2), pages 255-257, May.
    2. Hirshleifer, Jack, 1971. "The Private and Social Value of Information and the Reward to Inventive Activity," American Economic Review, American Economic Association, vol. 61(4), pages 561-574, September.
    3. John W. Kendrick & Beatrice N. Vaccara, 1980. "New Developments in Productivity Measurement and Analysis," NBER Books, National Bureau of Economic Research, Inc, number kend80-1, July.
    4. Partha Dasgupta & Joseph Stiglitz, 1980. "Uncertainty, Industrial Structure, and the Speed of R&D," Bell Journal of Economics, The RAND Corporation, vol. 11(1), pages 1-28, Spring.
    5. Kenneth Arrow, 1962. "Economic Welfare and the Allocation of Resources for Invention," NBER Chapters, in: The Rate and Direction of Inventive Activity: Economic and Social Factors, pages 609-626, National Bureau of Economic Research, Inc.
    6. Gaskins, Darius Jr., 1971. "Dynamic limit pricing: Optimal pricing under threat of entry," Journal of Economic Theory, Elsevier, vol. 3(3), pages 306-322, September.
    7. Schankerman, Mark, 1981. "The Effects of Double-Counting and Expensing on the Measured Returns to R&D," The Review of Economics and Statistics, MIT Press, vol. 63(3), pages 454-458, August.
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