The principle of diminishing returns implies that as one input increases while the other inputs are held fixed, output
A) increases at an increasing rate. B) decreases at a decreasing rate.
C) increases at a decreasing rate. D) decreases at an increasing rate.
C
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In listing both the amount and cost of Wal-Mart's 2014 sales, this Application is addressing the economic concept of
A) chain-weighted indexes. B) value added. C) real versus nominal GDP. D) GDP as a measure of welfare.
When analyzing the housing market, the supply curve
a. will be upward sloping because the higher the price of a house the more that will exist b. will be horizontal to illustrate that the supply of housing is a stock variable c. will be downward sloping; that is what went wrong with the housing market d. will be vertical to illustrate that the supply of housing is a stock variable e. could be horizontal, vertical or upward sloping depending upon the housing market in question
Opportunity cost is the
A. cost incurred when one fails to take advantage of an opportunity. B. cost incurred in order to increase the availability of attractive opportunities. C. cost of the best option forgone as a result of choosing an alternative. D. drudgery of the undesirable aspects of an option.
Sophia is an architect and she is trying to decide whether to hire Jacob, a draftsman, to assist with her work. Sophia could hire Jacob at $20 per hour but it would take him three times as long to complete a task as it takes Sophia. Sophia is able to earn $90 per hour and has more architectural jobs than she is able to handle. Which of the following is true?
a. Sophia should not hire Jacob because it would be faster for her to do the work herself. b. Sophia should do the drafting work herself because she has the lower opportunity cost. c. Jacob should be hired at the $20 per hour wage rate. d. Jacob should be hired, but only if he is paid more than $30 per hour.