IER

Studies & Data

2026 Environmental Quality Index

The 2026 Environmental Quality Index (EQI) highlights the United States as a leading energy producer while maintaining high environmental and human freedom standards. Far from harming the planet, America’s energy...

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October 2020

Renewable Fuel Standard Policy Brief

April 2013

The Biofuel Mandate and EPA's Costly Tall Tale

March 2009

Carbon Taxes: Reducing Economic Growth—Achieving No Environmental Improvement

January 2009

Green Jobs: Fact or Fiction?

October 2008

Comparison of Obama and McCain's Energy and Environmental Plans

May 2008

Higher Food Prices: The Fault of Big Oil or King Corn?