Which of the following is a result of a market economy?

Game theory is most useful for determining the outcome when ________

A) the market structure is oligopoly B) monopolistic competition exists C) prison terms are involved D) the market is dominated by a monopoly

If the price of diamonds is expected to decrease, all else equal, then the demand for diamonds ________ and the demand for platinum ________

A) decreases; increases B) decreases; decreases C) increases; increases D) increases; decreases