Revenue-Neutral Tax

With the two Democrat candidates debating who is the real progressive, it would be interesting to see how they would respond, if asked, about President Obama's proposed $10-per-barrel fee to fund a 21st Century Clean Transportation System.
Yesterday   The New York Times
The D.C. Council is going the way of neighbors Virginia and Maryland by approving new wholesale sales taxes on gasoline and diesel. In it's budget approved on May 22, the council swapped the current 23.5-cent excise tax for a new 8.3% fuel tax.
May 30, 2013   The Washington Post - D.C. Politics