Answer
The price elasticity of demand measures the degree to which a change in price affects the unit sales of a product or service. Demand for a product is said to be inelastic if a change in price has little effect on the number of units sold. Demand for a product is elastic if a change in price has a substantial effect on the volume of units sold.
Work Step by Step
The price elasticity of demand measures the degree to which a change in price affects the unit sales of a product or service. Demand for a product is said to be inelastic if a change in price has little effect on the number of units sold. Demand for a product is elastic if a change in price has a substantial effect on the volume of units sold.