@inbook{NBERc7990,
 Crossref = "NBERgiov93-1",
 title = "Introduction to "American Economic Growth and Standards of Living before the Civil War"",
 author = "Alberto Giovannini and R. Glen Hubbard and Joel Slemrod",
 BookTitle = "Studies in International Taxation",
 Publisher = "University of Chicago Press",
 pages = "1-10",
 year = "1993",
 month = "January",
 URL = "http://www.nber.org/chapters/c7990",
}
@book{NBERgiov93-1,
 title = "Studies in International Taxation",
 author = "Alberto Giovannini and R. Glen Hubbard and Joel Slemrod",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1993",
 URL = "http://www.nber.org/books/giov93-1",
}