AG: Energy costs rising under Mass. renewables law
By BOB SALSBERG BOSTON http://www.businessweek.com/ap/financialnews/D9QTTVBO0.htm A Massachusetts law requiring utilities to purchase more electricity from renewable energy sources has helped make the state more energy efficient but also threatens to increase the delivery costs of electricity by 7 percent over the next four years, Attorney General Martha Coakley told a legislative committee on Wednesday. [...]