毛德凤, 李静, 彭飞, et al. R&D Input and Corporate TFP:An Empirical Test Based on PSM and GPS Methods[J]. Journal of Finance and Economics, 2013, 39(4): 135–145.

Journal of Finance and Economics
Chuanhai Jiang, Editor-in-Chief Rong Lu, Vice Editor-in-Chief
R&D Input and Corporate TFP:An Empirical Test Based on PSM and GPS Methods
Journal of Finance and Economics Vol. 39, Issue 04, pp. 135 - 145 (2013)
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