Sorry if I don't take Naderite PIRG "studies" very seriously. http://en.wikipedia.org/wiki/Interstate_Highway_System#Financing http://en.wikipedia.org/wiki/Int

Sorry if I don't take Naderite PIRG "studies" very seriously. http://en.wikipedia.org/wiki/Interstate_Highway_System#Financing http://en.wikipedia.org/wiki/Interstate_Highway_System#Finan... > The federal contribution comes overwhelmingly from motor vehicle and fuel taxes (93.5 percent in 2007), and it makes up about 60 percent of the contributions by the states. ... > The portion of the user fees spent on highways themselves covers about 57 percent of their costs, with about one-sixth of the user fees being sent to other programs, including the mass transit systems in large cities. So the driver on the highway is subsidizing mass transit.