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).

Unemployed men queue outside a depression soup kitchen in United States during the Great Depression.
A 2014 image of product shortages in Venezuela.

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This article uses material from the Wikipedia article Shortage, and is written by contributors. Text is available under a CC BY-SA 4.0 International License; additional terms may apply. Images, videos and audio are available under their respective licenses.