Over the past several years, environmental economists have been increasingly attracted to the use of information as an alternative to traditional methods for regulating externalities. An example of this approach is "eco-labeling," where a third party certifies firms' products; this approach is...

In the past decade, innovations in hydraulic fracturing and horizontal drilling have fueled a boom in the production of natural gas (as well as oil) from geological formations - primarily deep shales - in which hydrocarbon production was previously unprofitable. Impacts on US fossil fuel...