210821 external_news 1367488229 1475893587 “Many southern states oppose renewable portfolio standards because they believe their renewable resources are insufficient,” according to a working paper written by Marilyn Brown, professor in the School of Public Policy (SPP); Youngsun Baek, SPP doctoral candidate; Yu Wang, SPP doctoral candidate; and Cullen Morris of Duke University. "Renewable portfolio standards require utilities to use renewable energy as the source of a certain percentage of their electricity production and, therefore, is an impetus for using more renewable energy overall." Source: Bloomberg BNA, May 1, 2013

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