In N.Texas, the shift is on: Gas-sipping cars are on a roll (Fort Worth Star-Telegram)

By BOB COX As gas prices have marched inexorably toward $4 a gallon, North Texas consumers have dramatically changed their buying habits. Sales of big pickups and, especially, sport utility vehicles are way down. But fuel-efficient small and mid-size cars of most makes are selling well — so well, in fact, that some dealers are having trouble keeping enough inventory on hand. Overall, car and …