@techreport{NBERw12429,
 title = "Health Insurance Enrollment Decisions: Preferences for Coverage, Worker Sorting, and Insurance Take Up",
 author = "Alan C. Monheit and Jessica Primoff Vistnes",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "12429",
 year = "2006",
 month = "August",
 URL = "http://www.nber.org/papers/w12429",
}