U.S. News and World Report
EXPLAINER: What Is OPEC and What Does It Have to Do With Oil Prices? (comments by Jeff Colgan)
Jeff Colgan comments for U.S. News and World Report, "OPEC itself is mostly a political club that makes a lot of headlines, but the real decisions about oil policy are made in Riyadh, the capital of Saudi Arabia, rather than in Vienna, where OPEC headquarters is."