H.T.S. Crest Holy Trinity School

Grade 9 Business
Understanding the Forces of Supply and Demand


The Supply Side

Supply: The quantity of goods/service that will be produced during a given amount of time, across various prices.

Law of Supply: As the price of a good/service increases, the quantity produced will increase.

A Typical Supply Curve














The Demand Side

Demand: The quantity of goods/service that will be purchased during a given amount of time, across various prices.

Law of Demand: As the price of a good/service increases, the quantity purchased will decrease.

A Typical Demand Curve


Establishing Equilibrium


Return to Grade 9 Business main index