The pricing of E85 by some fuel retailers is gouging consumers and putting ethanol producers at an unfair disadvantage in the marketplace, according to a new study.

The study, conducted in the St Louis metro area for the Re­­newable Fuels Association (RFA), showed that the wholesale price of E85, a blend which is up to 85 percent ethanol, was well below the price of E10, which is 10 percent ethanol. However, the study...