This paper USES C2R model to evaluate the efficiency of China's sugar industry, and then USES C2GS2 model to examine the technological efficiency and scale economy of the sugar industry.
本文在运用C2R模型对中国制糖工业进行效率评价的基础上，运用C2GS2模型测算了制糖工业的技术效率和规模经济状况。
C2R model which was firstly introduced and widely used can decide whether the DMU (Decision Making Unit) come to technological efficiency and scale efficiency at the same time or not.
其最先提出并被广泛应用的C2R模型可同时判断决策单元是否同时满足技术有效和规模有效。
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