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Equilibrium R&D and the patent-R&D ratio : US evidence
Kortum, Samuel - In: The American economic review 83 (1993) 2, pp. 450-457
Persistent link: https://www.econbiz.de/10001144935
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An event-study approach to measuring innovative output : the case of biotechnology
Austin, David H. - In: The American economic review 83 (1993) 2, pp. 253-258
Persistent link: https://www.econbiz.de/10001145061
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The economics of product patents
Waterson, Michael - In: The American economic review 80 (1990) 4, pp. 860-869
Persistent link: https://www.econbiz.de/10001092833
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Licensing and nontransferable rents: comment
Gahvari, Firouz - In: The American economic review 79 (1989) 4, pp. 906-909
Persistent link: https://www.econbiz.de/10001074265
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Industry effects and appropriability measures in the stock market's valuation of R & D and patents
Cockburn, Iain - In: The American economic review 78 (1988) 2, pp. 419-423
Persistent link: https://www.econbiz.de/10001046701
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Why are Americans such poor imitators?
Rosenberg, Nathan - In: The American economic review 78 (1988) 2, pp. 229-234
Persistent link: https://www.econbiz.de/10001046840
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A new look at the patent system
Levin, Richard C. - In: The American economic review 76 (1986) 2, pp. 199-202
Persistent link: https://www.econbiz.de/10001010846
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Longer patents for lower imitation barriers : the 1984 drug act
Grabowski, Henry G. - In: The American economic review 76 (1986) 2, pp. 195-198
Persistent link: https://www.econbiz.de/10001010849
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Patents, R&D, and invention potential : international evidence
Evenson, Robert E. - In: The American economic review 83 (1993) 2, pp. 463-468
Persistent link: https://www.econbiz.de/10001147953
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Productivity, R&D and the data constraint
Griliches, Zvi - In: The American economic review 84 (1994) 1, pp. 1-23
Persistent link: https://www.econbiz.de/10001166408