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【With the same tag:【结构估计】 Found 1 articles】
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| F424.3
Understanding the Mystery of R & D Investment Retums:The Introduction of Uncertainty,Nonlinearity and Firm Heterogeneity
Yin Heng
,
Liu Di
The existing research finds that R & D investment at firm level has low or even negative performance. And it cannot support the inference that R & D investment has important effect...
First published at: Sep 03, 2016
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ESI
doi:
10.16538/j.cnki.jfe.2016.09.011
Journal of Finance and Economics
, Vol. 42, Issue 09
, pp. 121 - 132
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Foreign Economics & Management
Journal of Shanghai University of Finance and Economics
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