@inbook{NBERc8519, Crossref = "NBERito_92-2", title = "Aging of Population, Social Security, and Tax Reform", author = "Yukio Noguchi", BookTitle = "The Political Economy of Tax Reform, NBER-EASE Volume 1", Publisher = "University of Chicago Press", pages = "211-233", year = "1992", month = "January", URL = "http://www.nber.org/chapters/c8519", } @book{NBERito_92-2, title = "The Political Economy of Tax Reform, NBER-EASE Volume 1", author = "Takatoshi Ito and Anne O. Krueger", institution = "National Bureau of Economic Research", type = "Book", publisher = "University of Chicago Press", year = "1992", URL = "http://www.nber.org/books/ito_92-2", }