Date
Nov. 14, 2007
Authors
Raymond J. Kopp
Publication
Reading time
Former Senior Fellow
Raymond J. Kopp is a senior fellow at RFF. During his career Kopp has specialized in the analysis of environmental and natural resource issues with a focus on Federal regulatory activity.
Working Paper — Oct 22, 2025
Impact of Electric Tariffs on Medium- and Heavy-Duty Vehicle Charging Costs and Loads
This paper explores the extent to which existing electric tariffs can support lower costs of charging electric vehicles for customers while still incentivizing socially optimal charging behavior.
In Focus — Oct 21, 2025
In Focus: The Future of US Biofuels
This video with RFF Fellow Nafisa Lohawala shares insights about the future of US biofuels.
Issue Brief — Oct 7, 2025
The Strategic Game of Rare Earths: Why China May Only Be in Favor of Temporary Export Restrictions
This brief explores the implications of China’s export controls on rare earth elements and future policymaking through the lens of game theory.
Media Highlight — Oct 6, 2025
E&E News: “Sustainable Aviation Fuel Offers Lifeline to Ethanol, Researchers Say”
This piece discusses the findings of a new paper about sustainable aviation fuel, which was coauthored by RFF Fellow Kristen McCormack.
We use cookies to provide you with a better service. Carry on browsing if you're happy with this, or find out more.