The number of firms in an oligopolistic industry
A) must be less than 10.
B) must be less than 20.
C) must be small enough that firms are interdependent.
D) must be large enough for firms to be independent.
C
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What is the difference between the SS Error and SS Total?
Which of the following is an example of a price floor?
A. Rent controls B. Maximum prices for gasoline C. Usury laws that set maximum interest rates D. The minimum wage
The costs of inflation depend upon
A) whether it is anticipated or unanticipated. B) who pays it and who receives it. C) the future savings rate. D) none of the above.
Which of the following represents an action by the Federal Reserve that is designed to decrease the money supply?
A. an increase in the required reserve ratio B. an increase in federal spending C. a decrease in the discount rate D. buying government securities in the open market