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| Environmental Efficiency Evaluation Account of Technology Heterogeneity |
| Shen Neng;Zhang Lujia |
| School of Business, Soochow University, Suzhou 215021, China |
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Abstract Evaluating the efficiency of environmental innovation has a profound significance with the environmental protection topic becoming an increasingly common concern. Consider that different regions in China differ in technology frontier when evaluation the e
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Received: 16 March 2016
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