@inbook{NBERc10985,
 Crossref = "NBERblan91-1",
 title = "The EMS, the EMU, and the Transition to a Common Currency",
 author = "Kenneth A. Froot and Kenneth Rogoff",
 BookTitle = "NBER Macroeconomics Annual 1991, Volume 6",
 Publisher = "MIT Press",
 pages = "269-328",
 year = "1991",
 month = "January",
 URL = "http://www.nber.org/chapters/c10985",
}
@book{NBERblan91-1,
 title = "NBER Macroeconomics Annual 1991, Volume 6",
 author = "Olivier Jean Blanchard and Stanley Fischer",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "MIT Press",
 year = "1991",
 URL = "http://www.nber.org/books/blan91-1",
}