生产性服务业对装备制造业子行业效率的影响——基于东北地区的实证研究
王青, 李佳馨, 郭辰
The Impact of Producer Service Industry on Equipment Manufacturing Sub-Industry Efficiency——Empirical Analysis Based on Data in Northeast China
Wang Qing, Li Jiaxin, Guo Chen
工业技术经济
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2019, (5): 71
-78
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DOI: 10.3969/j.issn.1004-910X.2019.05.009
