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R&D 投资越多越好吗——基于中国工业部门面板数据的门限回归分析

Release Time:2023-05-10  Hits:

Date of Publication: 2022-10-08

Journal: 中国工业经济学会2012年学术年会论文集中国工业经济学会

Institution: 经济管理学院

Page Number: 1-9

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