中国大中城市蔬菜生产技术效率提高了吗?——基于超越对数随机前沿模型的分析
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 2095-607x|5|1|74-90
ISSN: 2095-607x
Source: 宏观质量研究, Vol.5, Iss.1, 2017-01, pp. : 74-90
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Abstract