Firm Size and R&D Intensity: A Re-Examination
收藏NBER1987-04-01 更新2025-01-04 收录
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https://www.nber.org/papers/w2205
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Using data from the Federal Trade Commission's Line of Business Program and survey measures of technological opportunity and appropriability conditions, this paper finds that overall firm size has a very small, statistically in- significant effect on business unit R & D intensity when either fixed
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美国国家经济研究局创建时间：
1987-04-01
