4Fuel Competition in Power Generation and Elasticities of Substitution[EB/OL]. http://www.eia.gov/analysis/studies/ fuelelasticities/pdf/eia-fuelelasticities.pdf. 2012.
5Richard BARON, Andr6 AASRUI), Jonathan SINTON a nd Nina CAMPBELL[EB/OL]. Policy Options for Low- Carbon Power Generation in China.http://www.iea.org/ publications/insights/insightpublications/Insight_PolicyOptions_ LowCarbon_China.pdf. 2012.