U-M study finds current CAFE standards create profit incentive for larger vehicles
Green Car Congress
DECEMBER 7, 2011
Simulations of future vehicles under the footprint-based standards found that the sales-weighted average vehicle size increases by 2–32%, undermining gains in fuel economy by 1–4 mpg (0.6–1.7 The model allows BMW, Jaguar, Mercedes-Benz, Porsche, and VW to violate the standard and pay the legally required penalties. 10 11 –5.17×10
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