@techreport{NBERw12201,
 title = "The Effect of Taxes on Efficiency and Growth",
 author = "Martin Feldstein",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "12201",
 year = "2006",
 month = "May",
 URL = "http://www.nber.org/papers/w12201",
}