Peak uranium gold, silver, copper or nickel, uranium is not widely traded on an organized commodity exchange such as the London Metal Exchange. It is traded on the NYMEX but on very low volume. Instead, it is traded in most cases through contracts negotiated directly between a buyer and a seller. The structure of uranium supply contracts varies widely. The prices are either fixed or base on referenced to economic indices such as GDP, inflation or currency exchange. Contracts traditionally are based on the uranium spot price and rules by which the price can escalate. Delivery quantities, schedules, and prices vary from
Commodity markets. The wide availability of commodities typically leads to smaller profit margins and diminishes the importance of factors (such as brand name) other than price. The word "commodity" came into use in English in the 15th century, from the French "commodité", "amenity, convenience". Going further back, the French word derives from the Latin "commoditas", meaning "suitability, convenience, advantage". The Latin word "commodus" (from which English gets other words including "commodious" and "accommodate") meant variously "appropriate", "proper measure, time, or condition", and "advantage, benefit". In economics, the term "commodity" is used specifically for economic goods or services that have full or