[P-40]

OK, how is that study incorrect?

It is a dated study but I remember the rate of application of lime was the biggest error. Not taking into account that corn is grown differently in different areas was not addressed that I know of.

[defenderSD]

Could this industry survive without government subsidies? That's the test of whether it's an econmically beneficial industry. I strongly doubt that it would survive without tariffs, subsidies, and a transfer or cash flow from consumers to ethanol producers.