Hillary Rodham Clinton proposed banking and tax changes Wednesday that she said would encourage investment in agriculture and rural businesses, along with expanded federal assistance for farmers and ranchers. The Democratic front-runner’s rural aid package contains an endorsement for ethanol, the corn-based fuel additive. Iowa is the world’s largest producer of ethanol, which is at the center of an environmental and resources debate about the expense and efficiency of growing corn for fuel instead of food. Read the full Washington Post article here.