CHINA ENVIRONMENTAL SCIENCECE
 
 
CHINA ENVIRONMENTAL SCIENCECE  2018, Vol. 38 Issue (9): 3584-3593    DOI:
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Ecological efficiency in the development of circular economy of China under hard constraints based on an optimal super efficiency SBM-Malmquist-Tobit model
MA Xiao-jun1, LI Yu-dong1, WANG Chang-xin1, YU Yuan-bo2
1. School of Statistics, Dongbei University of Finance and Economics, Dalian 116025, China;
2. Asia Australia Business College, Liaoning University, Shenyang 110136, China

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