@inbook{NBERc10103,
 Crossref = "NBERhoxb04-1",
 title = "Resident and Nonresident Tuition and Enrollment at Flagship State Universities ",
 author = "Michael Rizzo and Ronald G. Ehrenberg",
 BookTitle = "College Choices: The Economics of Where to Go, When to Go, and How to Pay For It",
 Publisher = "University of Chicago Press",
 pages = "303-354",
 year = "2004",
 month = "September",
 URL = "http://www.nber.org/chapters/c10103",
}
@book{NBERhoxb04-1,
 title = "College Choices: The Economics of Where to Go, When to Go, and How to Pay For It",
 author = "Caroline M. Hoxby",
 institution = "National Bureau of Economic Research",
 type = "Book",
 publisher = "University of Chicago Press",
 year = "2004",
 URL = "http://www.nber.org/books/hoxb04-1",
}