Papers and Proceedings of the One Hundred Twelfth Annual Meeting of the American Economic Association || Knowledge Spillovers and Patent Citations: Evidence from a Survey of Inventors
Adam B. Jaffe, Manuel Trajtenberg and Michael S. FogartyТом:
90
Мова:
english
Журнал:
The American Economic Review
DOI:
10.2307/117223
Date:
May, 2000
Файл:
PDF, 264 KB
english, 2000
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