Which of the following countries has experienced negative economic growth in the last 20 years?

If a restaurant was a natural monopoly, its

A) marginal revenue curve would be horizontal. B) marginal revenue curve would be the same as its demand curve. C) marginal cost curve would still be declining when it crossed the demand curve. D) average total cost curve would still be declining when it crossed the demand curve.

Assume that the expectation of declining housing prices cause households to reduce their demand for new houses and the financing that accompanies it. If the nation has highly mobile international capital markets and a flexible exchange rate system, what happens to the real risk-free interest rate and net nonreserve-related international borrowing/lending in the context of the Three-Sector-Model?

a. The real risk-free interest rate rises, and net nonreserve-related international borrowing/lending becomes more negative (or less positive). b. There is not enough information to determine what happens to these two macroeconomic variables. c. The real risk-free interest rate falls, and net nonreserve-related international borrowing/lending becomes more positive (or less negative). d. The real risk-free interest rate falls, and net nonreserve-related international borrowing/lending remains the same. e. The real risk-free interest rate falls, and net nonreserve-related international borrowing/lending becomes more negative (or less positive).