@inbook{NBERc7073,
 Crossref = "NBERstig47-1",
 title = "Concluding Observations",
 author = "George J. Stigler",
 BookTitle = "Trends in Output and Employment",
 Publisher = "NBER",
 pages = "54-60",
 year = "1947",
 URL = "http://www.nber.org/chapters/c7073",
}
@book{NBERstig47-1,
 title = "Trends in Output and Employment",
 author = "George J. Stigler",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1947",
 URL = "http://www.nber.org/books/stig47-1",
}