a) Find the price elasticity of demand (at every price range) for the demand given below. Characterize the demand as elastic/inelastic/unit elastic at each one of these price ranges.
P Qd
120 80
100 72
80 65
60 60
b) Using the table below calculate the cross price elasticities between pepsi and pizza.
P Pepsi Q Pizza
1.00 50
0.90 55
0.80 58