Suppose the price of crude oil drops from $150 a barrel to $120 a barrel.The quantity bought remains unchanged at 100 barrels.The coefficient of price elasticity of demand in this example would be
A)-0.5.
B)infinity.
C)-1.0.
D)0)

Name: Suppose the price of crude oil drops from $150 a barrel to $120 a barrel.The quantity bought remains unchanged at 100 barrels.The coefficient of price elasticity of demand in this example would be A)-0.5. B)infinity. C)-1.0. D)0)
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The Answer is D

Suppose the Price of Crude Oil Drops from $150 a Barrel