Cover title.; "December 2006."; Includes bibliographical references (p. 27).; Funding for this study was provided under grant number 2004-BJ-CX-K010, as awarded by the U.S. Department of Justice Programs, Bureau of Justice Statistics.
Cover title.; "December 2006."; Supplemented by : Written public comments on the La Capra Associates, Inc. study: Analysis of a renewable portfolio standard for the state of North Carolina.; Includes bibliographical references.