John is trying to decide how to divide his time between his job as a stocker in the local grocery store, which pays $7 per hour for as many hours as he chooses to work, and cleaning windows for the businesses downtown. He makes $2 for every window he cleans. John is indifferent between the two tasks, and the number of windows he can clean depends on how many hours he spends cleaning in a day, as shown in the table below:Hours PerDay CleaningWindowsTotal Numberof WindowsCleaned0017211314416517Should John spend a third hour cleaning windows?
A. Yes, because the additional amount he would earn is $6, which is better than earning nothing.
B. No, because the additional amount he would earn is $6, which is less than his opportunity cost of $7.
C. Yes, because he would earn $28.
D. Yes, because the additional amount he would earn is $14, which is greater than his opportunity cost of $7.
Answer: B
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The U.S. employment-to-population ratio peaked in 2000 and in 2012 fell to 58 percent, a level not seen since the early 1980s. This fall in the employment-to-population ratio ________ the equilibrium quantity of labor and ________ potential GDP
A) increases; increases B) increases; decreases C) decreases; increases D) decreases; decreases
Refer to Table 11-2. What is the marginal product of the 4th worker?
A) 230 bushels B) 57.4 bushels C) 50 bushels D) 12.4 bushels