A senior fellow of the Cato Institute and the Discovery Institute, Rahn received his Master of Business Administration from Florida State University, his Doctor of Philosophy from Columbia University, and an honorary Doctor of Laws from Pepperdine University.
In addition to his column in The Washington Times, his articles have appeared in many newspapers and magazines, including The New York Times, The Wall Street Journal, The American Spectator, National Review, and various international publications. From 2002 to 2008, he served on the Board of Directors of the Cayman Islands Monetary Authority. Rahn is currently chairman of the Institute for Global Economic Growth, an organization that assists nations in implementing supply-side or "pro-growth" reforms.
Rahn is also an Adjunct Professor at the Institute of World Politics.
In 1996 Rahn proposed the U-shaped Rahn curve, which indicates an optimal level of government spending (15%–25%) for maximizing economic growth. Professor Rahn has taught at Florida State, George Mason, George Washington, and Rutgers Universities, at the Institute of World Politics, and the Polytechnic University of New York, where he was head of the graduate Department of Management.
He also was an instructor for the United States. Air Force and the Washington economic advisor for the New York Mercantile Exchange.
He was the Vice President and Chief Economist of the United States Chamber of Commerce during the Reagan Administration and remains a staunch advocate of supply-side economics, small government, and classical liberalism.
Member New York County Republican Committee, 1973, National Social Security Advisory Council, 1982-1983. Member National Association Business Economics (president Washington chapter 1980), Adjunct Scholar Discovery Institute (president since 1992, Chief Executive Officer Novecon Management and Novecon Ltd.), Business Leadership Council (chairman board since 1995), Mont Pelerin Society, Private Sector Council (board advisors). Clubs: International.
Children: Margie Lynn, Richard William Junior. Married Anneli Heinonen.