In Figure 6.7 at equilibrium, producer surplus is area:
A. A.
B. A + B + C.
C. E + F + G.
D. G.
Answer: C
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A perfectly competitive firm can
A) sell all of its output at the prevailing market price. B) set a higher price to customers who are willing to pay more. C) raise its price in order to increase its total revenue. D) sell additional output only by lowering its price. E) usually not sell all the output it produces, but still "over-produces" because there are some periods when it can sell the extra output at very profitable prices.
The Federal Reserve econometric model estimates that a 1 percent increase in government spending, with the money supply increased to hold the interest rate constant, will
A) increase real GDP by 3 percent in 3 years. B) increase real GDP by 3 percent in 4 years. C) increase real GDP by 1 percent 2 years. D) have no effect on real GDP after 3 years.
The price system features
A) exchanges made in currency only. B) voluntary exchange that makes both the consumer and producer better off. C) exchanges made only on a barter basis. D) an exchange in which consumer is made better off and the producer is made worse off.
Which of the following is a distinction between perfectly competitive and monopolistic competition?
a. Perfectly competitive firms must compete with rival sellers; monopolistically competitive firms do not confront rival sellers. b. Monopolistically competitive firms can raise their price without losing sales; perfectly competitive firms must lower their price in order to sell more of their product. c. Perfectly competitive firms confront a perfectly elastic demand curve; monopolistically competitive firms face a downward-sloping demand curve. d. Perfectly competitive firms may make either economic profits or losses in the short run, but monopolistically competitive firms always earn an economic profit.