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Econ Excercise 1 Solutions

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Exercise 1 Solution Chapter 1 Economics: Foundations and Models 1.1 Three Key Economic Ideas 1) Which of the following statements is true about scarcity? A) Scarcity refers to the situation in which unlimited wants exceed limited resources. B) Scarcity is not a problem for the wealthy. C) Scarcity is only a problem when a country has too large a population. D) Scarcity arises when there is a wide disparity in income distribution. Answer: A Comment: Recurring Diff: 1 Page Ref: 4/4 Topic: Scarcity Objective: LO1: Explain these three key economic ideas: People are rational. People respond to incentives. Optimal decisions are made at the margin. AACSB: Reflective Thinking Special Feature: None 2) By definition, economics is the study of A) how to make money in the stock market. B) how to make money in a market economy. C) the choices people make to attain their goals, given their scarce resources. D) supply and demand. Answer: C Comment: Recurring Diff: 1 Page Ref: 4/4 Topic: Scarcity Objective: LO1: Explain these three key economic ideas: People are rational. People respond to incentives. Optimal decisions are made at the margin. Special Feature: None 3) Where do economic agents such as individuals, firms and nations, interact with each other? A) in public locations monitored by the government B) in any arena that brings together buyers and sellers C) in any physical location people where people can physically get together for selling goods, such as shopping malls D) in any location where transactions can be monitored by consumer groups and taxed by the government Answer: B Comment: Recurring Diff: 1 Page Ref: 4/4 Topic: Markets Objective: LO1: Explain these three key economic ideas: People are rational. People respond to

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