Business/Economics - learn from the smartest.
Organized market for the purchase and sale of enforceable contracts to deliver a commodity (such as wheat, gold, or cotton) or a financial instrument (such as U.S. treasury bills) at some future date. Such contracts are known as futures and are bought and sold in a competitive auction process on commodity exchanges (also called futures markets). The largest futures and futures-options exchange is the Chicago Board of Trade.
Find more information on commodity exchange. Upgrade to Britannica Online for more on commodity exchange.