The utility function can be used to derive the demand function, and both concepts relate to utility maximization.

Economists and businesses use the demand curve and its functions to calculate demand and price for services, labor, goods and other economic factors.

By contrast, things that are rare and in high demand fetch higher prices. The market reaches a consensus price based on supply and demand, but participants in those markets also make future ...

With the supply of German pianos restricted by the externally imposed quota, the price for a German piano rises thanks to a combination of lower supply and stable demand.