Suppose at the current price,the elasticity of demand for copper is estimated at -3.14.What happens to sales revenue if the government imposes a price ceiling below the free market equilibrium price in the copper market?
A) Sales revenue falls.
B) Sales revenue rises.
C) Sales revenue remains unchanged because copper is a necessity for most industries.
D) It cannot be determined without information on prices.

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The Answer of Suppose at the current price,the elasticity of demand for copper is estimated at -3.14.What happens to sales revenue if the government imposes a price ceiling below the free market equilibrium price in the copper market?
A) Sales revenue falls.
B) Sales revenue rises.
C) Sales revenue remains unchanged because copper is a necessity for most industries.
D) It cannot be determined without information on prices.

Suppose at the Current Price,the Elasticity of Demand for Copper