@inbook{NBERc3481,
 Crossref = "NBERcaga72-1",
 title = "The Lag in Monetary Effects on Interest Rates and Aggregate Expenditures",
 author = "Philip Cagan",
 BookTitle = "The Channels of Monetary Effects on Interest Rates",
 Publisher = "UMI",
 pages = "100-112",
 year = "1972",
 URL = "http://www.nber.org/chapters/c3481",
}
@book{NBERcaga72-1,
 title = "The Channels of Monetary Effects on Interest Rates",
 author = "Philip Cagan",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "UMI",
 year = "1972",
 URL = "http://www.nber.org/books/caga72-1",
}