@techreport{NBERw12714,
 title = "Painting by Proxy: The Conceptual Artist as Manufacturer",
 author = "David W. Galenson",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "12714",
 year = "2006",
 month = "December",
 URL = "http://www.nber.org/papers/w12714",
}