@techreport{NBERw13176,
 title = "Assessment of U.S. Cap-and-Trade Proposals",
 author = "Sergey Paltsev and John M. Reilly and Henry D. Jacoby and Angelo C. Gurgel and Gilbert E. Metcalf and Andrei P. Sokolov  and Jennifer F. Holak ",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "13176",
 year = "2007",
 month = "June",
 URL = "http://www.nber.org/papers/w13176",
}