Which of the following refers to the increase in the usefulness of a product as the number of consumers who use it increases?
A) external marginal utility B) network externalities
C) the impact of celebrity endorsements D) positive externalities
B
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Referring to Figure 19.1, Mexican goods will become cheaper in the United States if the exchange rate goes from ________ to ________ pesos to the dollar
A) 13; 11 B) 13; 10 C) 12; 11 D) 12; 13
Which of the following is true of small changes in productivity growth rates? a. Small changes in productivity growth rates decrease the productivity of workers in the short run compounding the problem. b. The effects of small changes in productivity growth rates are compounded over the years leading to large cumulative effects. c. Small increases in productivity growth rates cause output to
fall. d. The effects of small changes in productivity growth rates are negligible. e. Small decreases in productivity growth rates cause output to increase.
In 2015, ZVX motors sold 17,241 units of their latest superbike, the ZVX-1200 . Each ZVX-1200 costs $9,763 to the company, and is sold at a price of $17,255 per unit. The total profit earned by ZVX motors in 2015 is:
a. $297,493,455. b. $129,789,523. c. $132,310,819. d. $129,769,572.
Which of the following would cause an increase in the price of gasoline and an expansion in the equilibrium quantity?
a. an increase in the price of crude oil, a key ingredient required for the production of gasoline b. the introduction of a miracle carburetor that substantially improves the gas mileage of automobiles c. a recession that substantially reduces the income of households d. an increase in the popularity and use of Sport Utility Vehicles that consume a lot of gasoline per mile driven