@techreport{NBERw9495,
 title = "Human Capital Policy",
 author = "James Heckman and Pedro Carneiro",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "9495",
 year = "2003",
 month = "February",
 URL = "http://www.nber.org/papers/w9495",
}