Economic Definition of demand. Defined.
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Term demand Definition: The willingness and ability to buy a range of quantities of a good at a range of prices, during a given time period. Demand is one half of the market exchange process; the other is supply. This demand side of the market draws inspiration from the unlimited wants and needs dimension of the scarcity problem. People desire the goods and services that satisfy our wants and needs. This is the ultimate source of demand.