社会网络对农户农机外包作业服务的影响——基于Heckman两阶段模型的分析
宋宇, 张振旺, 刘家成, 毕文泰, 张君慧
Influence of social networks on farmers outsourced farm machinery operation services: Empirical analysis based on Heckman twostage model
Song Yu, Zhang Zhenwang, Liu Jiacheng, Bi Wentai, Zhang Junhui
中国农机化学报
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2023, (9): 238
-248
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DOI: 10.13733/j.jcam.issn.2095-5553.2023.09.033
