3Griliehes Z. The search for R&D spillovers[J]. Scandinavian Journal of Econnomics,1992,94(supplement) :29 -47. 被引量：1
4Kultti K, T Takalo. R&D spillovers and information exchanged[J]. Economics letters, 1998,61 ( 1 ) :121 - 123. 被引量：1
5Keller W. International technology diffusion [J]. Journal of Economic Literature. 2004,42 (3) :752 - 782. 被引量：1
6Coe D T, Helpman E. International R&D spillovers [ J ]. European Economic Review, 1995,39( 1 ) : 859 -887. 被引量：1
7Sjoholm F. International transfer of knowledge: the role of international trade and geographic proximity [ J ]. Weltwirtshaftliches archive, 1996, 132 ( 1 ) :97 - 115. 被引量：1
8Keller W. Trade and the transmission of technology[J]. Journal of Economic Growth, 2002,7 ( 1 ) :5 - 24. 被引量：1
9Lichtenberg F, Pottelsberghe de la Potterie. International R&D Spillovers: a comment [ J]. European Economic Review, 1998,42(8): 1483-1491. 被引量：1
10Jaffe B. Technological opportunity and spillovers of R&D: evidence from firm' s Patent, profits, and market value [ J ]. American Economic Review, 1986,76 ( 5 ) : 984 - 1001. 被引量：1
