If the natural monopoly shown in the figure above is unregulated, it will sell

A change in the equilibrium real interest rate may result from ________

A) an autonomous monetary policy B) a change in the central bank's target inflation rate C) a change in expected inflation D) all of the above E) none of the above

Governments can eliminate market failure due to an imperfectly competitive market by

A) changing the market structure, for example by eliminating monopoly protection. B) having the government own the monopoly. C) imposing regulations that reduce prices. D) All of the above.