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Latest Congressional Briefings

Policy Brief: Why Are Diesel Prices So High?

Why are diesel prices so high in the United States? Would a diesel export ban help bring down costs for American families? IER's team of policy experts prepared this brief...

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October 2026

Policy Brief: Why Are Diesel Prices So High?

January 2025

U.S. Refineries and Canadian Crude Oil

February 2023

The Environmental Quality Index

David Kreutzer
October 2021

Biden's Afghanistan Crisis: Forfeiting U.S. Investment in Critical Minerals to the Taliban

Mary J Hutzler
October 2021

IER’s Mary Hutzler Testifies on Supply and Geopolitical Implications of Taliban Control of Critical, Rare Earth Minerals