@inbook{NBERc11592,
 Crossref = "NBERclot08-1",
 title = "Is the United States Losing Its Preeminence in Higher Education?",
 author = "James D. Adams",
 BookTitle = "American Universities in a Global Market",
 Publisher = "University of Chicago Press",
 pages = "33-68",
 year = "2010",
 month = "May",
 URL = "http://www.nber.org/chapters/c11592",
}
@book{NBERclot08-1,
 title = "American Universities in a Global Market",
 author = "Charles T. Clotfelter",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "2010",
 URL = "http://www.nber.org/books/clot08-1",
}