@inbook{NBERc9882,
 Crossref = "NBERcutl06-1",
 title = "Real Output in Mental Health Care during the 1990s",
 author = "Ernst R. Berndt and Alisa B. Busch and Richard G. Frank",
 BookTitle = "Frontiers in Health Policy Research, Volume 9",
 Publisher = "Berkeley Electronic Press",
 year = "2006",
 month = "January",
 URL = "http://www.nber.org/chapters/c9882",
}
@book{NBERcutl06-1,
 title = "Frontiers in Health Policy Research, Volume 9",
 author = "David Cutler and Alan Garber",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "Berkeley Electronic Press",
 year = "2006",
 URL = "http://www.nber.org/books/cutl06-1",
}