One justification was that “big eth” was displacing 10% of gasoline usage, but now that need is not important.
Call me cynical, but I am convinced the biggest justification is the primacy of the Iowa caucuses.
Texas Sen. Ted Cruz and Kentucky Sen. Rand Paul have both criticized federal subsidies for ethanol, but Iowa party leaders are looking for a candidate who will champion the issue
Read Latest Breaking News from Newsmax.com http://www.Newsmax.com/Politics/Ethanol-Iowa-Ted-Cruz-Rand-Paul/2014/08/06/id/587245/#ixzz3KrySJe00
It's politics over science.