Regional Greenhouse Gas Initiative | The Kojo Nnamdi Show

Maryland is joining with nine other states on the Eastern seaboard to create the country's first mandatory "cap-and-trade" system for carbon emissions. The goal is to use market mechanisms to provide companies with incentives to invest in cleaner technology, while funding governmental environmental programs. But some economists are already questioning whether it will work as planned. We explore the future of "cap-and-trade" programs in the U.S.