In perfect competition as well as in monopolistic competition,
a. marginal revenue is equal to price for each firm.
b. profit is positive in a long-run equilibrium for each firm.
c. entry and exit by firms are restricted.
d. there are many firms in a single market.
d
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What could Keynes have meant by his now famous statement, "in the long run we are all dead?"
A) Government intervention is destabilizing, will lead to slower growth in the long run, and will prevent an economy from self-regulating. B) Government intervention in the economy is necessary in times of recession because an economy rarely restores itself to full employment. C) Government intervention in the economy is useless because it takes too long to take effect. D) Government intervention in the economy is only effective if it is not erratic.
The concept of limited liability
A) does not apply to a corporation. B) means that the owners of a corporation have liability limited to the value of the shares in the firm. C) means that owners of a firm are subject to double taxation. D) limits the amount of specialization that can occur in a firm.