law of supply and demand

British  

noun

1. the theory that prices are determined by the interaction of supply and demand: an increase in supply will lower prices if not accompanied by increased demand, and an increase in demand will raise prices unless accompanied by increased supply

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Example Sentences

It’s about the old law of supply and demand.

From Los Angeles Times

"If the world supply is lower because Spain is producing less and the demand remains the same, the price goes up - it's the law of supply and demand."

From BBC

Gas prices surged — the law of supply and demand.

From Los Angeles Times

Why not use the law of supply and demand to help solve our problem?

From Washington Post

And the law of supply and demand suggests that can only mean one thing: higher prices are on the way for crude, and for the diesel fuel, gasoline and heating oil that are produced from oil.

From Seattle Times