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| 2020, Vol. 37(4): 142-149 DOI: | ||
| The Innovation Effect of Government Subsidy——A Discussion on the Optimal Subsidy Interval of Different Types of Innovation | ||
| ZHENG Yu | ||
| School of Economics and Management, Zhengzhou University of Light Industry, Zhengzhou 450002, China | ||
| Received 2019-11-14 Revised null | ||
| Supporting info | ||
| null | ||
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