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PED
Measures the responsiveness in quantity demanded given a change in price
PED Formula
Change in Percentage of Quantity Demanded/Change in Percentage of Price
Percentage Change Formula
Difference/Original x 100
PED always negative or positive
Negative
PED >1
Price Elastic
PED <1
Price Inelastic
PED 0
Price Perfectly Inelastic
PED 1
Unit Price Elastic
What demand is this?
Perfectly Elastic Demand
What demand is this?
Perfectly Inelastic Demand
What elasticity is this?
Elastic
What elasticity is this?
Inelastic