老龄化对高技术产业技术创新的影响研究——基于子行业、企业规模异质性的分析
沈蕾, 郭岩
Research on the Impact of Aging on Technological Innovation of High-tech Industry——Analysis Based on the Heterogeneity of Sub-industries and Enterprise Scale
Shen Lei, Guo Yan
工业技术经济
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2020, (12): 78
-87
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DOI: 10.3969/j.issn.1004-910X.2020.12.010
