If additional units of a good could be produced at a constant opportunity cost, the production possibilities frontier would be linear

In the above figure, the economy will be at full employment if the price level

A) is 110. B) is above 110. C) is below 100. D) All of the above are possible because the economy will be at full employment at any price level at, above, or below 110.

Which of the following is true about a monopoly?

a. A monopoly charges a higher price and produces a lower output level than if the market were competitive. b. A monopoly is guaranteed an economic profit. c. A monopoly charges the highest possible price. d. A monopoly will shut down whenever losses are incurred. e. All of these.