Comment by ponector
Apparently not enough, as USA has quite cheap fuel. Add 100% carbon tax and people will start to pay attention to MPG ratings. With x2 price increase gasoline in USA is still cheaper than in Germany.
Apparently not enough, as USA has quite cheap fuel. Add 100% carbon tax and people will start to pay attention to MPG ratings. With x2 price increase gasoline in USA is still cheaper than in Germany.