The ______ describes the relationship between prices and demand. According to this law, higher prices encourage buyers to look for a substitute. A substitute is a roughly equivalent good or service. Finding substitutes drops demand for the original good or service, thus lowering prices over time. The ______ tells the relationship between price and quantity supplied. A rise in prices encourages producers to supply more of a good or service in the hopes of making more money.

Law of supply
relative price
substitute
law of demand
demand curve

The Law of Demand describes the relationship between prices and demand. According to this law, higher prices encourage buyers to look for a substitute. A substitute is a roughly equivalent good or service. Finding substitutes drops demand for the original good or service, thus lowering prices over time.

The Law of Supply tells the relationship between price and quantity supplied. A rise in prices encourages producers to supply more of a good or service in the hopes of making more money.