融资约束对企业R&D投资影响的实证研究——基于产权与产业视角

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1000-7695|36|22|102-108

ISSN: 1000-7695

Source: 科技管理研究, Vol.36, Iss.22, 2016-01, pp. : 102-108

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Abstract