1. The Aggregate Burden of Crime
2. W.S. Barnett "Benefit-Cost Analysis of Preschool Education ." PowerPoint presentation. Available athttp://nieer.org/resources/files/BarnettBenefits.ppt, accessed2004 .
3. W.S. Barnett, and L.N. Masse . "A Benefit-Cost Analysis of the Abecedarian Early Childhood Intervention ." , New Brunswick, New Jersey, 2002 .