Oil refiners can refine a barrel of petroleum so that it yields either more home heating oil or more diesel fuel. If the price of diesel fuel falls, there is
A) an increase in the supply of home heating oil.
B) a decrease in the supply of home heating oil.
C) an increase in the quantity of home heating oil supplied.
D) a decrease in the quantity of home heating oil supplied.
E) an increase in the demand for home heating oil.
A
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The gap between potential GDP and real GDP had been as large as 7 percent during the worst of the 2007-2009 recession. By 2015, the gap
A) was positive, with real GDP exceeding potential GDP. B) had been eliminated. C) was still nearly 3 percent. D) remained at 7 percent.
Which of the following is a condition that helps enforce a cartel agreement?
A) a large number of firms B) relatively differentiated products C) easily observable prices D) large variation in prices
James has a comparative advantage in the production of corn, while Harry has a comparative advantage in the production of bread. If James and Harry decide to trade with each other, _____
a. both Harry and James will enjoy gains from trade b. only Harry will enjoy gains from trade c. only Harry will suffer losses from trade d. only James will suffer loses from trade e. neither of them will gain from trade
When a firm is experiencing economies of scale, long-run
a. average total cost is minimized. b. average total cost is greater than long-run marginal cost. c. average total cost is less than long-run marginal cost. d. marginal cost is minimized.