基于权重约束DEA和Tobit模型农业灌溉用水效率实证研究——以黑龙江省为例
梁静溪 张安康 李彩凤
基于权重约束DEA和Tobit模型农业灌溉用水效率实证研究——以黑龙江省为例
An Empirical Study on Agriculture Irrigation Water Use Efficiency Based on Weight Constraints DEA and Tobit Model — A Case Study of Heilongjiang Province
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