2.6 Elasticity Flashcards
What is Elasticity?
A measure of the responsiveness of one economic variable to another.
What is Elasticity of Demand?
Measures the amount that the quantity demanded of a good changes in response to changes in price or income.
What is price elasticity of demand?
Measure’s how much a change in price will change the amount of a good a consumer will demand.
What is something called when you are unlikely to change your demand for something?
Price Inelastic.
What is something called when your demand is willing to change?
Price elastic.
What main two factors help determine price elasticity?
(1) The availability of substitutes.
(2) Whether its a Luxury/Necessity
If the demand curve is steep will it be price elastic or inelastic?
Elastic
If the demand curve is flatter will it be price elastic or inelastic?
Elastic
What is the Equation for PED?
Change in QD% / Change in P%
How do you work out % change?
New Value-Old Value/Old Value then times that by 100 to get %
If PED is greater than 1 it is…?
Elastic
If PED is Less than 1 it is…?
Inelastic.
At the top of the demand curve it is…?
Elastic
At the bottom of the demand curve it is…?
Inelastic.
What would a tax do if a product was inelastic?
The tax will end up being paid by the consumer and not the firm, e.g. Cigarettes.
What would a tax do if a product was elastic?
Producers may choose to include the tax in their own costs.