The efficient markets hypothesis implies that
a. building a portfolio based on a published list of the "most respected" companies is likely to produce a better-than-average return.
b. if a stock rose in price last year, it is likely to rise in price this year.
c. managed mutual funds should generally outperform indexed mutual funds.
d. None of the above are correct.
d
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Which of the following is not a threat to bricks-and-mortar video rental stores?
a. on-demand movies delivered by broadband cable b. rental services that deliver DVDs by mail c. digital movies and TV shows available on Wal-Mart's Web site d. None of the answers is a threat. e. All of the answers are threats.
Marginal cost is the
A) change in average cost when an additional unit of output is produced. B) the additional output when total cost is increased by one dollar. C) additional cost of producing an additional unit of output. D) change in the price of inputs if a firm buys more inputs to produce an additional unit of output.