Such vehicles, from the Hummer to the BMW X5, currently fall outside of fuel economy regulations because the regulations were written before such large passenger S.U.V.'s became popular.
As the price of milk fell, prices of fuel and feed rose.
Coupe said there was no sign of a pick-up in the grocery market despite the falling cost of fuel, which was handing families up to £10 extra a week to spend.
Mercedes, which has paid more than $300 million in federal fines since 1983 for falling short of fuel-economy standards — thanks largely to its fuel-sucking AMG models — has vowed to improve mileage and avoid the fines.
The decline and fall of the fossil fuel regime is at hand.
The sharp fall in the cost of fuel caused the US monthly inflation rate to fall at its sharpest pace since December 2008.
Once the fall in the cost of fuel prices is taken out of the inflation numbers we will start to see the Consumer Price Index pick up again in the spring, and then the question will increasingly be: when will UK rates rise?
Shadow transport secretary Maria Eagle said: "Petrol stations should be lowering their prices when wholesale costs of fuel fall, and it is unacceptable if they are refusing to do so, especially when they are quick to pass on any increase.
The oil crisis in 1973 sparked talk of cultural deceleration, yet once the price of fuel fell again, the world veered straight back into the fast lane.
Exxon Mobil advanced 0.8percentto to $87.65, and was among the stocks giving the biggest lift to the S.& P. Shares of airlines, big users of fuel, fell.
