@inbook{NBERc6343,
 Crossref = "NBERmaca38-1",
 title = "Some Theoretical and Practical Difficulties of Comparing Long Term Interest Rates at Different and Especially at Widely Separated Dates",
 author = "Frederick R. Macaulay",
 BookTitle = "Some Theoretical Problems Suggested by the Movements of Interest Rates, Bond Yields and Stock Prices in the United States since 1856",
 Publisher = "NBER",
 pages = "54-84",
 year = "1938",
 URL = "http://www.nber.org/chapters/c6343",
}
@book{NBERmaca38-1,
 title = "Some Theoretical Problems Suggested by the Movements of Interest Rates, Bond Yields and Stock Prices in the United States since 1856",
 author = "Frederick R. Macaulay",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "NBER",
 year = "1938",
 URL = "http://www.nber.org/books/maca38-1",
}