@techreport{NBERw12300,
 title = "Even For Teenagers, Money Does Not Grow on Trees: Teenage Substance Use and Budget Constraints",
 author = "Sara Markowitz and John Tauras",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "12300",
 year = "2006",
 month = "June",
 URL = "http://www.nber.org/papers/w12300",
}