- We Need a Mexican Standoff on Cap and Trade August 2, 2010
- Regulatory Flights of Fancy July 2, 2010
- Climategate: This Time It's NASA March 2, 2010
- EPA Sniffs Smog January 14, 2010
- Don't Forget Cap and Trade August 14, 2009
Roger Abbott is a research associate at the Competitive Enterprise Institute in Washington, D.C.