@inbook{NBERc3633,
 Crossref = "NBERhait74-1",
 title = "Description of the Models",
 author = "Yoel Haitovsky and George Treyz and Vincent Su",
 BookTitle = "Forecasts with Quarterly Macroeconomic Models",
 Publisher = "NBER",
 pages = "23-45",
 year = "1974",
 URL = "http://www.nber.org/chapters/c3633",
}
@book{NBERhait74-1,
 title = "Forecasts with Quarterly Macroeconomic Models",
 author = "Yoel Haitovsky and George Treyz and Vincent Su",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1974",
 URL = "http://www.nber.org/books/hait74-1",
}