共 50 条
- [22] R-AND-D AND JAPANESE STEEL-INDUSTRY TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, 1989, 75 (12): : 2139 - 2145
- [23] R&D, patents and stock return volatility Journal of Evolutionary Economics, 2012, 22 : 811 - 832
- [25] R-AND-D APPROPRIABILITY, OPPORTUNITY, AND MARKET-STRUCTURE - NEW EVIDENCE ON SOME SCHUMPETERIAN HYPOTHESES AMERICAN ECONOMIC REVIEW, 1985, 75 (02): : 20 - 24
- [27] EFFECTS OF GOVERNMENT R-AND-D ON PRIVATE R-AND-D INVESTMENT AND PRODUCTIVITY - A MACROECONOMIC ANALYSIS BELL JOURNAL OF ECONOMICS, 1983, 14 (02): : 551 - 561
- [28] THE EFFECTS OF MISSION-ORIENTED PUBLIC R-AND-D SPENDING ON PRIVATE INDUSTRY JOURNAL OF FINANCE, 1981, 36 (03): : 617 - 627