It&#x27;s not a <i>direct</i> oil subsidy but roads are ~50% subsidized: <a href="http:&#x2F;&#x2F;usa.streetsblog.org&#x2F;2013&#x2F;01&#x2F;23&#x2F;drivers-cover-just-51-percent-of-u-s-road-spending&#x2F;" rel="nofollow">http:&#x2F;&#x2F;usa.streetsblog.org&#x2F;2013&#x2F;01&#x2F;23&#x2F;drivers-cover-just-51-...</a>