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DEA Empirical Analysis Based on Tangerines Production Efficiency in China

WANG Zhi-Bin,TANG Rong-li,GUO Bin(College of Economy and Management,Northwest Agriculture and Forestry University,Yangling,Shaanxi 712100)  
By data envelopment analysis methods,measured the tangerines production efficiency of 8 main production provinces(autonomous regions and municipalities) of China in 2009.The results showed that the overall efficiency was 0.785,pure technical efficiency was 0.901 and scale efficiency was 0.886.Then,analyzed the reasons of the efficiency loss of non-effective Decision Making Units in tangerines production,regulated the amount of input factors.Finally,put forward directions and policy recommendations of the tangerines production efficiency in China.
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