@inbook{NBERc0135,
 Crossref = "NBERjorg06-1",
 title = "Principles of National Accounting For Nonmarket Accounts",
 author = "William D. Nordhaus",
 BookTitle = "A New Architecture for the U.S. National Accounts",
 Publisher = "University of Chicago Press",
 pages = "143-160",
 year = "2006",
 month = "May",
 URL = "http://www.nber.org/chapters/c0135",
}
@book{NBERjorg06-1,
 title = "A New Architecture for the U.S. National Accounts",
 author = "Dale Jorgenson and J. Steven Landefeld and William D. Nordhaus",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "2006",
 URL = "http://www.nber.org/books/jorg06-1",
}