When a country that exported a particular good abandons a free-trade policy and adopts a no-trade policy,
a. producer surplus increases and total surplus increases in the market for that good.
b. producer surplus increases and total surplus decreases in the market for that good.
c. producer surplus decreases and total surplus increases in the market for that good.
d. producer surplus decreases and total surplus decreases in the market for that good.
d
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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
Cooperation in repeated prisoner's dilemma situations seems to be enhanced by all of the following except
a. limited punishment schemes b. clarity of conditional rewards c. grim trigger strategy d. provocability--i.e., credible threats of punishment e. tit for tat strategy
Suppose Katie, Kendra, and Kristen each purchase a particular type of cell phone at a price of $80 . Katie's willingness to pay was $100, Kendra's willingness to pay was $95, and Kristen's willingness to pay was $80 . Which of the following statements is correct?
a. For the three individuals together, consumer surplus amounts to $35. b. Having bought the cell phone, Kristen is better off than she would have been had she not bought it. c. Had the price of the cell phone been $95 rather than $80, Katie and Kendra definitely would have been buyers and Kristen definitely would not have been a buyer. d. The fact that all three individuals paid $80 for the same type of cell phone indicates that each one placed the same value on that cell phone.
The Occupational Safety and Health Administration (OSHA) attempts to stop safety violations in business through inspections and fines. Though workers are supposed to earn a premium wage for working in more risky environment, the OSHA inspections may be a good idea because
A. employees may already understand the risks that they are exposed to on the job. B. there are never any societal costs or externalities to dangerous working conditions. C. employees might not have good information about the level of danger. D. inspections and fines may raise the cost of production significantly.