The value of the four-firm concentration ratio that many economists consider indicative of the existence of an oligopoly in a particular industry is

A) anything greater than 10 percent.
B) anything greater than 20 percent.
C) anything greater than 30 percent.
D) anything greater than 40 percent.


Answer: D

Economics

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Assume that a monopolist practices perfect price discrimination. The firm will produce an output rate

A) that is greater than the efficient level of output. B) that is less than the efficient level of output. C) that is equal to the efficient level of output. D) that converts consumers surplus into a deadweight loss.

Economics

Which of the following examples reflects monopolistic competition?

a. Mihai subscribes to Link, Inc. because it’s the only cable company in his area. b. Stefan buys a baseball made by Hit, Inc. because there are no good substitutes. c. Elena finds that the supermarket stocks bananas produced by only one company. d. Ana-Maria has difficulty choosing between ten brands of soap.

Economics

If the federal government placed a 50 cent per pack excise tax on cigarette manufacturers, and if as a result, the price to consumers of a pack of cigarettes went up by 40 cents, the:

A. actual burden of this tax falls mostly on consumers. B. actual burden of this tax falls mostly on manufacturers. C. actual burden of the tax would be shared equally by producers and consumers. D. tax would clearly be a progressive tax.

Economics

If you were to conclude, after carefully examining data and using proper evaluation techniques, that a tax credit for attending college benefits the poor more than a tax deduction (of equal total cost to the government) would, you would have engaged in ________ analysis to reach that conclusion.

A. creative B. normative C. contra-indicative D. positive

Economics