@article {stavins_utility_2006, title = {The Utility Safety Valve for Cutting CO2}, journal = {The Environmental Forum}, volume = {23}, year = {2006}, note = {D-45}, pages = {14}, keywords = {Climate change{\textendash}Environmental aspects, Emissions (Pollution){\textendash}Laws, Government Regulation, Greenhouse gases{\textendash}Laws, regulations and rules, United States}, issn = {0731-5732}, author = {Robert N. Stavins} }