Which of the following countries is forbidden to impose export tariff by its constitution?

In the long run, a perfectly competitive market will

A) produce only the quantity of output that yields a long-run profit for the typical firm. B) generate a long-run equilibrium where the typical firm operates at a loss. C) supply whatever amount consumers demand at a price determined by the minimum point on the typical firm's average total cost curve. D) supply whatever amount consumers will buy at a price which earns the market an economic profit.

Because of an expected rise in interest rates in the future, a banker will likely

A) make long-term rather than short-term loans. B) buy short-term rather than long-term bonds. C) buy long-term rather than short-term bonds. D) make either short or long-term loans; expectations of future interest rates are irrelevant.