Exam 1: Economics: Foundations and Models

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Which of the following is motivated by an efficiency concern?

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C

Which of the following is a macroeconomic question?

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A

Which of the following is a normative economic statement?

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A

The Coffee Nook, a small cafe near campus, sells cappuccinos for $2.50 and Russian tea cakes for $1.00 each.What is the opportunity cost of buying a Russian tea cake?

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Optimal decisions are made at the point where marginal cost equals zero.

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Suppose that to increase sales of hybrid vehicles, auto manufacturers are offering large cash incentives.This is an example of a macroeconomic topic.

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Which of the following is a positive economic statement?

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In the market for factors of production, firms earn income by selling factors of production to households.

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Figure 1.1 Figure 1.1    -Refer to Figure 1-1.Using the information in the figure above, calculate the percentage change in revenue from alcoholic beverage sales between 2012 and 2016. -Refer to Figure 1-1.Using the information in the figure above, calculate the percentage change in revenue from alcoholic beverage sales between 2012 and 2016.

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Mr.Peabody chooses to invest in companies that produce goods and services based on consumer preferences.Mr.Peabody is investing in companies that are attempting to be

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What is the difference between an invention and an innovation?

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Economic models do all of the following except

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Which of the following statements about economic resources is true?

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The decision about what goods and services will be produced in a market economy is made by

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The town of Harmonia gives away all 500 tickets to its annual Founder's Day Free Concert-in-the-Park to local residents.Each year, more than 500 people wish to attend the concert, so some of the residents who receive the free tickets sell them for as much as $75 each.Is a transaction where someone pays a resident $75 for a "free ticket" economically efficient?

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The additional cost to a producer of hiring an additional unit of labor is called the marginal cost.

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Figure 1.1 Figure 1.1    -Refer to Figure 1-1.Using the information in the figure above, calculate the percentage change in revenue from alcoholic beverage sales between 2013 and 2016. -Refer to Figure 1-1.Using the information in the figure above, calculate the percentage change in revenue from alcoholic beverage sales between 2013 and 2016.

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In economics, the term ________ refers to a group of buyers and sellers of a product and the arrangement by which they come together to trade.

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Scenario 1-1 Suppose a cell phone manufacturer currently sells 20,000 cell phones per week and makes a profit of $5,000 per week. A manager at the plant observes, "Although the last 3,000 cell phones we produced and sold increased our revenue by $6,000 and our costs by $6,700, we are still making an overall profit of $5,000 per week so I think we're on the right track. We are producing the optimal number of cell phones." -Refer to Scenario 1-1.Had the firm not produced and sold the last 3,000 cell phones, would its profit be higher or lower, and by how much?

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Pookie's Pinball Palace restores old Pinball machines.Pookie has just spent $300 purchasing and cleaning a 1960s-era machine which he expects to sell for $2,000 once he is finished with the restoration.After having spent $300, Pookie discovers that he will need to rewire the entire machine at a cost of $1,100 in order to finish the restoration.Alternatively, he can sell the machine "as is" now for $1,000.What is his marginal benefit if he sells the machine "as is" now?

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