The purpose of the report was to address concerns among policy makers and analysts about the feasibility of meeting the higher standards for blending biofuels, given the lack of cellulosic and the blend wall concerns in the fuel supply.Yesterday the Congressional Budget Office (CBO) released a report entitled The Renewable Fuel Standard (RFS): Issues for 2014 and Beyond. It covers the issue of the blend wall and transition period, which places more emphasis on advanced and cellulosic ethanol as well as the 15 billion gallon corn ethanol cap that goes into effect under the statutory language of the 2007 Energy Independences and Security Act (EISA) starting next year. The purpose of the report was to address concerns among policy makers and a...