农业机械对劳动的替代弹性及区域异质性分析——基于地形条件约束视角
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1003-5230|volume|5|52-58
ISSN: 1003-5230
Source: 中南财经政法大学学报, Vol.volume, Iss.5, 2017-01, pp. : 52-58
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Abstract