"The Case for a Higher Gasoline Tax"
FEBRUARY 25, 2013
Valerie J. Karplus ("a research scientist in the Joint Program on the Science and Policy of Global Change at M.I.T.") ") in the NYTimes: But if our goal is to get Americans to drive less and use more fuel-efficient vehicles, and to reduce air pollution and the emission of greenhouse gases, gas prices need to be even higher. The current federal gasoline tax, 18.4 cents a gallon, has been essentially stable since 1993; in inflation-adjusted terms, it’s fallen by 40 percent since then.