As of late 2020, the Trump administration had initiated almost one hundred rollbacks of U.S. environmental regulations. A careful assessment of the benefits and costs of rolling back an existing regulation can and should inform such decisions. When assessing the potential rollback of an existing...

This paper considers the treatment of co-benefits in benefit-cost analysis of federal air quality regulations. Using a comprehensive data set on all major Clean Air Act rules issued by the Environmental Protection Agency over the period 1997-2019, we show that (1) co-benefits make up a...

Policies to cap emissions of carbon dioxide (CO2), such as the recently announced agreement among seven northeastern states, are expected to have important effects on the electricity industry and on the market value of firms that own electricity generation assets. The economics literature finds...

Environmental markets have several institutional features that provide a new context for the use of auctions and which have not been studied previously. This paper reports on laboratory experiments testing three auction forms: uniform and discriminatory price sealed bid auctions and an ascending...