Elasticity of Demand Economics
What Does it Mean? Economists: How consumers respond to price changes. In other words: Elasticity of demand is how much buyers will increase or decrease their demand for a good when the price rises or falls
Inelastic vs. Elastic Inelastic – unresponsive change in demand when price changes Elastic – responsive change in demand when price changes Examples: clothing, food
Price Range Elasticity of demand can vary greatly at different price ranges Examples: Inelastic Magazine rises 50% : $ .20 to $ .30 Demand shouldn’t change much Elastic Magazine rise 50%: $4.00 to $6.00 Some people may refuse to pay the $2.00 increase
Factors Affecting Elasticity Availability of Substitutes Few substitutes – Demand still goes up with price increases Example: Tickets to concerts, sporting events
Factors Relative Importance Necessities vs. luxuries How much can you afford to spend on a product? Necessities vs. luxuries Needs vs. wants
Factors Change over time Can’t find substitutes in short term In long term demand becomes elastic Examples: Gasoline, ice