A situation in which one person's loss is another person's gain is often described as
a. comparative advantage.
b. zero-sum.
c. positive-sum.
d. realism.
B
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Which type of survey question is best formulated to address concerns about errors in public opinion polling resulting from difficulty in measuring intensity?
a. yes-or-no questions b. approve-or-disapprove questions c. scale questions d. close-ended questions
The Global Malaria Campaign
A) emphasized control and containment of the disease. B) strengthened the health-care systems in many countries. C) increased the use of DDT in fighting malaria. D) drained many swamps across Africa.
On the first ballot in presidential elections, a candidate must win:
A. at least 20 percent of the votes B. in 18 of the 22 departéments C. at least 65 percent of the votes D. an absolute majority of the votes
Which of the following statements with respect to foreign policy is accurate?
A. The factors that influence foreign policy are completely unknown. B. The factors that influence foreign policy are constantly in flux. C. The factors that influence foreign policy are static. D. The factors that influence foreign policy are stable and enduring.