Eco-efficiency of Jilin Province based on emergy and material flow GHG emission-based eco-efficiency study on tourism itinerary products in Shangri-La, Yunnan Province, China Eco-efficiency of urban material metabolism: a case study of Shenzhen Spatial-temporal distribution of agricultural eco-efficiency in China Analysis of circular economy of Liaoning Province based on eco-efficiency Measuring the ecological impact of tourist wastes: methodology and cases study of Jiuzhaigou and Huangshan National Park Review of eco-efficiency accounting method and its applications Ecological efficiency analysis of the circular economy system in mining area based on emergy analytic approach Eco-efficiency of circular economy development of Guangdong Province Eco-efficiency change and its driving factors in Tongling City of Anhui Province. Review of methodology and application of eco-efficiency The research on eco-efficiency and canbon reduction of recycling coal mining solid wastes: a case study of Huaibei City, China The eco-efficiency evaluation of the model city for environmental protection in China The evaluation of agricultural eco-efficiency: a case of rice pot-experiment Material flow analysis and data envelopment analysis based regional eco-efficiency analysis: case study of Jiangsu Province Eco-efficiency on the circular economy development pattern in Jiangxi Province Agricultural eco-efficiency evaluation in China based on SBM model