Chapter 2 Cau hoi ngan chuong 2 PDF

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Cau hoi ngan chuong 2Cau hoi ngan chuong 2...

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Chapter 2 1015. (0.2 point) Economists like mathematicians, physicists, and biologists because they a. make use of the scientific method. b. try to address their subject with a scientist’s objectivity. c. devise theories, collect data, and then analyze these data in an attempt to verify or refute their theories. d. All of the above are correct. 1016. (0.2 point) Economists make assumptions to a. study the earth’s gravity. b. simplify a complex world easier to understand. c. make it easier to teach economic concepts and analysis. d. illustrate and evaluate economic theories. 1017. (0.2 point) Unlike plastic manikins, economic models a. are not useful because they omit many real-world details. b. consists of diagrams and equations. c. are useful because they do not omit any real-world details. d. are plastic representations of the economy. 1018. (0.2 point) The circular-flow diagram a. is a visual model. b. includes two types of decision makers: households and firms. c. shows the flows of inputs, outputs, and dollars. d. All of the above are correct. 1019. (0.2 point)

Which of the following is not correct statement about production possibilities frontiers? a. An economy can produce any point on the production possibilities frontier. b. An economy can produce at any point outside a production possibilities frontier. c. An economy can produce at any point inside the production possibilities frontier. d. An economy can not produce at any point outside the production possibilities frontier. 1020. (0.2 point) Which of the following statements is not correct about the roles of economists EXCEPT ? a. Economists are best viewed as policy advisers. b. Economists are best viewed as scientists. c. In trying to explain the world, economists are policy advisers; in trying to improve the world, they are scientists. d. In trying to explain the world, economists are scientists; in trying to improve the world, they are policy advisers. 1021. (0.2 point) Microeconomics is the study of a. how money affects the economy. b. how households and firms make decisions. c. how households and firms interact in markets. d. a & b are correct. 1022. (0.2 point) Macroeconomics is the study of a. decisions of household. b. trade off. c. economy-wide phenomena. d. opportunity cost. 1023. (0.2 point) Normative statements are

a. prescriptive about how the world ought to be. b. made by scientists. c. backward-looking. d. forward-looking. 1024. (0.2 point) Positive statements are a. prescriptive. b. descriptive. c. claims about how the world is. d. b & c are correct. 1025. (0.2 point) Economists sometimes give conflicting advice because a. they are encouraged to argue with each other. b. they have different scientific judgment and values. c. they act as policy advisers. d. they have belief systems more than scientists....