When collecting data to conduct research, if the sample used includes only observations which have remained in the sample over time, making that sample unrepresentative of the broader population, ________ occurs.
A. survivor bias
B. difference-in-differences
C. intention to treat
D. regression discontinuity
Answer: A
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Discretionary fiscal policy is so named because it
A) is undertaken at the order of the nation's central bank. B) involves specific changes in taxes and government spending undertaken by Congress and the president. C) occurs automatically as the nation's level of GDP changes. D) involves secret advice given by the Council of Economic Advisers to the president.
Refer to the scenario above. The winner of this auction will earn a consumer surplus of ________
A) $450 B) $50 C) $150 D) $100
In first degree price discrimination,
a. each consumer pays the same price. b. all consumer surplus is captured by the seller. c. the seller separates the buyers into different groups. d. the seller charges different prices per unit for different quantities.
Which of the following will increase the velocity of circulation?
a. Interest rates increase. b. The inflation rate decreases. c. Federal banking legislation abolishes credit cards. d. Employers decide to pay employees once a month instead of once a week.