@techreport{NBERw13402,
 title = "The Power of the Pill for the Next Generation",
 author = "Elizabeth Oltmans Ananat and Daniel M. Hungerman",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "13402",
 year = "2007",
 month = "September",
 URL = "http://www.nber.org/papers/w13402",
}