R&D投资能够提升企业生产效率吗?——基于区域人才政策工具变量的分析

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1009-6701|30|5|3-16

ISSN: 1009-6701

Source: 会计与经济研究, Vol.30, Iss.5, 2016-01, pp. : 3-16

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Abstract