@inbook{NBERc9856,
 Crossref = "NBERgarb02-1",
 title = "CMS Payments Necessary to Support HMO Participation in Medicare Managed Care",
 author = "John Cawley and Michael Chernew and Catherine McLaughlin",
 BookTitle = "Frontiers in Health Policy Research, Volume 5",
 Publisher = "MIT Press",
 pages = "1-26",
 year = "2002",
 month = "January",
 URL = "http://www.nber.org/chapters/c9856",
}
@book{NBERgarb02-1,
 title = "Frontiers in Health Policy Research, Volume 5",
 author = "Alan M. Garber",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "MIT Press",
 year = "2002",
 URL = "http://www.nber.org/books/garb02-1",
}