@techreport{NBERw12113,
 title = "Effects of Title IX and Sports Participation on Girls' Physical Activity and Weight",
 author = "Robert Kaestner and Xin Xu",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "12113",
 year = "2006",
 month = "March",
 URL = "http://www.nber.org/papers/w12113",
}