________ is calculated by summing the squared market share percentages of all firms in an industry.
A. The Herfindahl-Hirschman Index
B. The Cellar-Kefauver Index
C. The antitrust prohibition ratio
D. The concentration ratio
Answer: A
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The figure above shows supply curves for soft drinks. Suppose the economy is at point a. A movement to point d would be the result of
A) an increase in technology. B) a decrease in the relative price of a soft drink. C) an increase in the relative price of a soft drink. D) an increase in the number of soft drink suppliers.
Which of the following is NOT considered a payment in the balance of payments?
A) capital outflows B) U.S. foreign aid to other countries C) imports of goods D) exports of services
What's the firm's contribution margin?
a. $15 b. $18 c. $3 d. $4
Which of the following assumptions is true of government spending and taxes?
a. They do not depend upon on the level of GDP b. They may be changed only through direct action by the Congress. c. They change only when the price level changes. d. They change only upon executive order by the president of the United States. e. They are autonomous at low levels of GDP but not at higher levels of GDP.