Does the production efficiency matter if the supply is unlimited or the prices is really low? I don't know that it is, but but you may have introduced a red herring with your rhetoric.

I lose a dime on every sale, but I make up for it in volume.

I wonder how much non-ethanol fuel is used to make the ethanol that lets
us save non-ethanol fuel in the first place. We could alternatively
simply put the non-ethanol fuel in our cars and have fuel left over.

Jose
--
The monkey turns the crank and thinks he's making the music.
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