Policy intervention in the biofuel market has led to a significant increase in biofuel production and use in the past several years. However, the welfare effect of biofuelpolicies, specifically the ethanol tax credit for corn ethanol, ethanol import tariff andrenewable fuel standard (RFS)...

On a topic like the environment, communication among scholars from different disciplines in the natural and social sciences is both important and difficult, but such communication has been far from perfect. Economists themselves may have contributed to some rather fundamental misunderstandings...