Assuming there is a rise in supply of copper, if the market for copper is allowed to adjust, the ultimate result will be:
A) an increase in price and an increase in the quantity demanded.
B) an increase in price and an increase in the quantity supplied.
C) a decrease in price and an increase in the quantity demanded.
D) a decrease in price and an increase in the quantity supplied.
C
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A government subsidy
A) is a policy that can be used to help eliminate the deadweight loss from an external cost. B) can help achieve an efficient amount of output when the good has an external benefit. C) increases consumers' marginal benefit from the good. D) Both answers A and C are correct. E) Both answers B and C are correct.
The aggregate demand curve is all of the equilibrium combinations of
A) the IS curve and the MP curve. B) the output gap and the price level. C) the price level and the real interest rate. D) the real interest rate and the output gap.