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Abstract: This paper applies the method of factor analysis to construct the indicator system of low carbon economy and evaluates the performance of development of low carbon economy of 15 resource-based cities. The paper documents that the development performance of low carbon economy of Daqing ranks No. 3 among 15 cities, performance of inter-industry adjustment ranks No.14, energy efficiency ranks No.3, effectiveness of environmental improvement ranks No.1, and performance of secondary industry adjustment ranks No.10. The results show that Daqing has advantages in energy efficiency and effectiveness on environmental improvement, and but needs to improve its performance of in inter-industry adjustment and secondary industry adjustment. [Copyright &y& Elsevier]

Abstract: Build the Library Evaluation Index System of the universities in Tianjin. This paper describes the principal factors which needs to be considered of the build of University Library in Tianjin through the structure of Social, economic, service benefits, and the other 12 Level 3 indicators which are relate to them. These Indicators of the index weight of the actual and reasonable, and it evaluated the overall efficiency of the library with the establishment of the model of GEM. [Copyright &y& Elsevier]