共 9 条
- [2] Spillovers from publicly financed business R&D: some empirical evidence from Germany[J] . Research Policy . 2004 (10)
- [3] Ownership, Government R&D, Private R&D, and Productivity in Chinese Industry[J] . Albert Guangzhou Hu.Journal of Comparative Economics . 2001 (1)
- [4] R&D spillovers and productivity: Evidence from U.S. manufacturing microdata[J] . Bart Los,Bart Verspagen.Empirical Economics . 2000 (1)
- [6] 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)
- [7] Productivity, R and D, and Basic Research at the Firm Level in the 1970's[J] . Zvi Griliches.The American Economic Review . 1986 (1)
- [8] Interindustry Technology Flows and Productivity Growth: A Reexamination[J] . The Review of Economics and Statistics . 1984 (2)
- [9] ISSUES IN ASSESSING THE CONTRIBUTION OF RESEARCH AND DEVELOPMENT TO PRODUCTIVITY GROWTH [J]. BELL JOURNAL OF ECONOMICS, 1979, 10 (01): : 92 - 116