1. Point Carbon. Carbon market overview, 〈http://www.pointcarbon.com/1.266920〉; 2013.
2. World Bank. State and trends of the carbon market report, 〈http://siteresources.worldbank.org/INTCARBONFINANCE/Resources/State_and_Trends_2012_Web_Optimized_19035_Cvr&Txt_LR.pdf〉; 2012.
3. IPCC. Climate change 1994: radiative forcing of climate change and an evaluation of the IPCC IS92 emission scenarios, 〈http://www.ipcc.ch/publications_and_data/publications_and_data_reports.shtml#.UYosH7Wkqms〉; 1995.
4. IPCC. Renewable energy sources and climate change mitigation, 〈http://www.ipcc.ch/pdf/special-reports/srren/SRREN_Full_Report.pdf〉; 2011.
5. Pledges for climate mitigation: the effects of the Copenhagen accord on CO2 emissions and mitigation costs;Glomsrød;Mitig Adapt Strateg Glob Change,2012