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