@inbook{NBERc7457,
 Crossref = "NBERsing93-1",
 title = "Market Operations in Japan: Theory and Practice",
 author = "Kunio Okina",
 BookTitle = "Japanese Monetary Policy",
 Publisher = "University of Chicago Press",
 pages = "31-62",
 year = "1993",
 month = "January",
 URL = "http://www.nber.org/chapters/c7457",
}
@book{NBERsing93-1,
 title = "Japanese Monetary Policy",
 author = "Kenneth Singleton",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "1993",
 URL = "http://www.nber.org/books/sing93-1",
}