New York Times: President Bush said Wednesday that the national drive toward ethanol production was also driving up the cost of corn and other foods, a problem he said needed to be addressed. The boom in alternative fuels, he said, was “beginning to affect the price of food. And so we got to do something about it.” Mr. Bush has previously pointed out that the price of corn has been pushed up by competition from ethanol manufacturers and that this had raised costs for companies that raise beef …