Testimony and Public Comments
Comments to NHTSA and US EPA on Methodological Considerations for Updated Social Cost of Carbon Dioxide Estimates
RFF Comments on NHTSA and EPA Fuel Economy and GHG Standards
RFF researchers provide public comments on the Trump administration’s proposal to freeze fuel economy and greenhouse gas standards.
Making Sense of the Trump Administration's Fuel Economy Standard Rollback
This report provides data and analysis to help inform the upcoming policy discussion about whether to ease US fuel economy standards from 2022–2025.
How Do US Passenger Vehicle Fuel Economy Standards Affect Purchases of New and Used Vehicles?
Over the past decade, tightening vehicle fuel economy standards has reduced new vehicle sales and modestly increased the standards’ short-term costs.