Bloomberg Commodity Index Futures Quotes Globex. Market data is delayed by at least 10 minutes. All market data contained within the CME Group website should be considered as a reference only and should not be used as validation against, nor as a complement to, real-time market data feeds.
A 2014 image of product shortages in Venezuela. In economics, a shortage or excess demand is a situation in which the demand for a product or service exceeds its supply in a market. It is the opposite of an excess supply (surplus).
A deficiency is generally a lack of something. It may also refer to: 1  A deficient number, in mathematics, a number n for which Ï (n n. 2  Angular deficiency, in geometry, the difference between a sum of angles and the corresponding sum in a Euclidean plane.