Does it matter? Absolutely: As this year’s tariff and tax-credit extensions showed, even a Tea Party–driven small-government surge can’t stop politicians from kowtowing to the ethanol lobby. Further, a Republican president who is willing to carve out exemptions for ethanol interests will lack credibility when he battles spending or tax breaks benefiting other special interests. And finally, while some claim that ethanol will allow our nation to achieve energy independence, the fact that the highest approved corn-gas blend is only 15 percent ethanol (and is approved only for certain automobile models from 2007 or later) suggests that an America running on corn is unlikely in the extreme...
Katrina Trinko's article in National Review makes for hard (but necessary) reading for any of us who have considered promoting John Thune, Mike Pence, Tim Pawlenty, or Mitch Daniels for President.