Elasticity can also be described as
Responsive or sensitive
Change of price changes…
Quantity Demanded NOT Demand
Direction of curve on an increase
Right
Direction of curve on decrease
Left
Law of Supply
Increase price and quantity supply goes up
Unitary Elastic
|E| = 1
Raising or lowering price has little effect on TR
Elastic
|E| > 1
Raise Price: decrease TR
Lower Price: increase TR
Inelastic
|E| < 1
Raise Price: increase TR
3 Factors that affect elasticity
Availability of Substitutes
% of consumer’s budget
Time period to make a decision