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- [26] 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
- [27] THE EFFECTS OF MISSION-ORIENTED PUBLIC R-AND-D SPENDING ON PRIVATE INDUSTRY JOURNAL OF FINANCE, 1981, 36 (03): : 617 - 627