共 7 条
- [4] Imputed Interindustry Technology Flows - A Comparative SMFA Analysis[J] . Axel During,Hermann Schnabel. Economic Systems Research . 2000 (3)
- [5] Universities as a Source of Commercial Technology: A Detailed Analysis of University Patenting, 1965–1988[J] . Rebecca Henderson,Adam B. Jaffe,Manuel Trajtenberg. Review of Economics and Statistics . 1998 (1)
- [6] R & D Capital, Rate of Return on R & D Investment and Spillover of R & D in Japanese Manufacturing Industries[J] . The Review of Economics and Statistics . 1989 (4)
- [7] Technological Opportunity and Spillovers of R & D: Evidence from Firms' Patents, Profits, and Market Value[J] . Adam B. Jaffe. The American Economic Review . 1986 (5)