The above figure shows the demand and cost curves facing a monopolist. The monopoly maximizes profit by setting price equal to

A country has several factories that emit sulfur dioxide. The main methods that the government can use to overcome the accompanying environment externalities include all of the following EXCEPT

A) cap-and-trade. B) mandating clean technology. C) subsidies. D) taxes.

In conducting monetary policy, how has the Federal Reserve enhanced its credibility?

A) by revealing the Fed's target for the federal funds rate B) by marketing and increased expenditure on advertising C) by not following through with changes it has announced D) by keeping the minutes of the open market committee meetings confidential