An editorial in the paper argues that a person only should be allowed to attend school if the marginal cost of educating that person is less than the marginal benefit of educating that person. The wri
A. normative economics
B. positive economics
C. negative economics
D. economic naturalism
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According to the Incentive Principle, people will be less likely to smoke if the government（）
A. increases taxes on smoking-cessation devices such as nicotine patches
B. subsidizes hospitals treating lung disease
C. increases taxes on cigarettes, effectively raising the price
D. invests more money in cancer research
Chris has a one-hour break between classes every Wednesday. Chris can either stay at the library and study or go to the gym and work out. The decision Chris must make is（）
A. not an economic problem because it’s an hour that Chris has no matter what he does
B. an economic problem because the tuition Chris pays covers the cost of both the gym and the library
C. an economic problem because Chris has only one hour, and engaging in one activity means giving up the other
D. not an economic problem because neither activity costs money
A study of the impact of various government policies on economic growth would be considered（）
A. government economics
B. marginal economics
C. macroeconomics
D. microeconomics
Which branch of economics is most likely to study differences in countries’ growth rates（）
A. microeconomics
B. macroeconomics
C. experimental economics
D. normative economics
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