Farmers are increasingly planting corn to be used as biofuel instead of wheat and barley, which are key ingredients in beer. This inexorably means that beer prices will rise.
(Do I see a ten-million man march on D.C. in the offing? Raise your Budweiser can to the sky and yell, we’re mad as hell and won’t take it anymore. Hey, this could bring together NASCAR fans and greenies into one mass movement!)