The rail system in Metropolis is a natural monopoly. If the government regulates the system by setting the fare equal to marginal cost, which of the following will be true?
a. Price and output will be higher than if the monopoly were unregulated.
b. Price and output will be lower than if the monopoly were unregulated.
c. Price will be lower and output higher than if the monopoly were unregulated.
d. Price will be higher and output lower than if the monopoly were unregulated.
e. Profit will be lower than if the monopoly were unregulated, but price and output could either increase or decrease.
C
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Which of the following correctly describes the relationship between productivity growth, unemployment, and the economy's production possibilities frontier?
A) An increase in productivity moves the economy from inside the production possibilities set to its frontier. B) An increase in productivity shifts the economy from the production possibilities frontier to a point outside the production possibilities set. C) An increase in unemployment shifts the economy further inside its production possibilities set. D) An increase in unemployment shifts the economy from a point outside the production set back to the production possibilities frontier. E) A reduction in unemployment shifts the entire production possibilities frontier outward.
Everything else held constant, in the market for reserves, when the federal funds rate is 3%, increasing the interest rate paid on excess reserves from 1% to 2%
A) lowers the federal funds rate. B) raises the federal funds rate. C) has no effect on the federal funds rate. D) has an indeterminate effect on the federal funds rate.