高专利密集度产业创新效率及影响因素研究——基于DEA—Malmquist指数和Tobit模型

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1000-7695|35|21|1-6

ISSN: 1000-7695

Source: 科技管理研究, Vol.35, Iss.21, 2015-01, pp. : 1-6

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Abstract