基于三阶段DEA模型的我国苹果生产技术效率研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1000-2804|44|3|47-52

ISSN: 1000-2804

Source: 兰州大学学报:社会科学版, Vol.44, Iss.3, 2016-01, pp. : 47-52

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Abstract