@inbook{NBERc11452,
 Crossref = "NBERhall82-1",
 title = "The Ends of Four Big Inflations",
 author = "Thomas J. Sargent",
 BookTitle = "Inflation: Causes and Effects",
 Publisher = "University of Chicago Press",
 pages = "41-98",
 year = "1982",
 URL = "http://www.nber.org/chapters/c11452",
}
@book{NBERhall82-1,
 title = "Inflation: Causes and Effects",
 author = "Robert E. Hall",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1982",
 URL = "http://www.nber.org/books/hall82-1",
}