Business Week: President Barack Obama hits three nails on the head with his plan to cap carbon emissions: weaning us off fossil fuels, spurring a wave of investment and job creation, and putting cash in the pockets of Americans who most need it. In his budget, Obama included a “cap-and-refund” proposal that puts a strict limit on pollution that causes global warming and uses a permit auction to make large companies pay for the right to pollute. The cap on emissions will increase the price of …