A stock index is
a. an average of a group of stock prices.
b. an average of a group of stock yields.
c. a measure of the risk relative to the profitability of corporations.
d. a report in a newspaper or other media outlet on the price of the stock and earnings of the corporation that issued the stock.
a
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Assume that an individual spends his income on sweaters and shirts. If the price of a sweater increases:
A) the opportunity cost of buying sweaters increases. B) the opportunity cost of buying sweaters decreases. C) the opportunity cost of buying shirts increases. D) There is no change in the opportunity cost of consuming either good.
The fundamental force that drives international trade is
A) absolute advantage. B) importation duties and tariffs. C) export licenses. D) comparative advantage.
The principal-agent problem is a problem
A) of the power system of boss and subordinate where the boss (principal) exerts influence over his subordinates (agents) using punishment or threat. B) that exists when a person (principal) has more information about the task than the agent he hires to perform the task. C) caused by agents pursuing their own interests rather than the interests of the principals who hired them. D) caused by a person (principal) who hires an agent to act on his behalf but is unwilling to delegate authority to the agent to carry out the task in the best possible way.
Gross domestic product (measured in real dollars) is an important social tool because it provides
a. observers with a reasonably good index of social progress. b. policy makers with a measure of the nation's total wealth. c. policy makers with information about the economy's current rate of output and the direction of recent changes. d. economists with a reasonably good measure of income inequality.