黑龙江省高技术产业技术创新效率影响因素研究——基于DEA与Tobit模型

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1004-4914|volume|6|176-176

ISSN: 1004-4914

Source: 经济师, Vol.volume, Iss.6, 2017-01, pp. : 176-176

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Abstract