The relationship between ethanol, corn and oil prices are analyzed under two alternative situations, depending on whether or not consumers purchase ethanol on the basis of its contribution to mileage. In all cases, market prices of ethanol can be above or below the consumer price paid for...

A general theory is developed to analyze the efficiency and income distribution effects of a biofuel consumer tax exemption and the interaction effects with a price contingent farm subsidy. Using U.S. policy as an example, ethanol prices rise above the gasoline price by the amount of the tax...