Which of the following is a key characteristic of the long-run competitive equilibrium that distinguishes it from the short-run competitive equilibrium?
a. Free entry to reduce short-run profits, or free exit to reduce short-run losses.
b. Economic profits are positive, but cannot be negative.
c. Marginal revenue is greater than marginal cost.
d. Average revenue is less than average cost.
a
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The price level in the economy between 2014 and 2015 rose from 100 to 105. Between 2015 and 2016, the price level rose from 105 to 110.25. How does the short-run Phillips curve predict the unemployment rate will change as a result?
A) The unemployment rate will decrease since inflation decreased. B) The unemployment rate would not change since there is no change in the rate of inflation. C) The unemployment rate will increase since inflation increased. D) The unemployment rate will decrease since inflation increased.
When a firm leaves a perfectly competitive industry,
A. the individual demand curves facing remaining firms shift toward the point of minimum average cost in the long run. B. short-run industry equilibrium is reestablished at a new point along the original short-run industry supply curve. C. the short-run industry supply curve shifts to the right. D. at the new long-run equilibrium, the remaining firms in the industry will each receive a higher profit.
The sole proprietor faces a disadvantage of limited liability
Indicate whether the statement is true or false
In the case of a private good, which of the following forms of economic organization will result in the strongest incentive for consumers and producers to economize?
a. The good is produced privately and taxes are used to provide it to consumers free of charge. b. The good is produced privately and consumers purchase it with their own money. c. The good is produced by government enterprises and the cost of its production is covered by taxes. d. The good is produced by government enterprises and consumers purchase it with their own money.