Which one of the following statements is true?
a. All projects that provide positive net benefits should be approved
b. Cost-effectiveness analysis determines the best policy to achieve a given end
c. All projects with a benefit/cost ratio of less than one should be approved
d. Positional analysis determines the single proposal that provides the greatest net benefits
e. Cost-benefit analysis always provides estimates for all costs and benefits associated with a project
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Ans: b. Cost-effectiveness analysis determines the best policy to achieve a given end
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Joe sold gold coins for $1,000 that he bought a year ago for $1,000. He says, "At least I didn't lose any money on my financial investment." His economist friend points out that in effect he did lose money because he could have received a 3% percent return on the $1,000 if he had bought a bank certificate of deposit instead of the coins. The economist's analysis in this case incorporates the idea of
A. opportunity costs. B. imperfect information. C. marginal benefits that exceed marginal costs. D. normative economics.
What happens to the Phillips curve when the expected rate of inflation rises?
A) The curve shifts to the left. B) The curve becomes horizontal. C) The Phillips curve is unaffected. D) The curve shifts to the right.
Demand is perfectly inelastic when
A) shifts in the supply curve results in no change in price. B) the good in question has perfect substitutes. C) shifts of the supply curve result in no change in quantity demanded. D) shifts of the supply curve result in no change in the total revenue from the quantity sold.
Refer to Scenario 17.1. If the threshold educational level y* is set at 10,
A) only individuals in Group A will attain it. B) only individuals in Group B will attain it. C) individuals in both groups will attain it. D) no individuals will attain it. E) some fraction of individuals in each group will attain it.