Principles of Economics 2e
Principles of Economics 2e
2nd Edition
ISBN: 9781947172364
Author: Steven A. Greenlaw; David Shapiro
Publisher: OpenStax
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Chapter D, Problem 19CTQ

Exercise D19

What does it mean when the aggregate expenditure line crosses the 45-degrss line? In other words, how would you explain the intersection in words?

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Refer to the figure below: Insurance and pensions 11.9% Item a. Entertainment b. Transportation c. Clothing Housing 32.8% Item Weight 0.053 0.159 0.03 Entertainment 5.3% Transportation 15.9% Price Change 20% -8% 100% Health care 8.1% Source: U.S. Bureau of Labor Statistics, Consumer Expenditure Survey (2018 data). Use the item weights in the figure to determine the percentage change in the CPI that would result from a(n) a. 20 percent increase in entertainment prices. b. 8 percent decrease in transportation costs. c. doubling of clothing prices. (Note: Review the table titled "Computing Changes in the CPI" in your text for assistance.) Instructions: Enter your responses as a percentage rounded to two decimal places. If you are entering any negative numbers be sure to include a negative sign (-) in front of those numbers. Food 12.9% Impact on CPI (Inflation Effect) Clothing 3.0% Miscellaneous 10.1%

Chapter D Solutions

Principles of Economics 2e

Ch. D - Exercise D6 What is on the axes of an...Ch. D - Exercise D7 What does the 45-degree line show?Ch. D - Exercise D8 What determines the slope of a...Ch. D - Exercise D9 What is the marginal propensity to...Ch. D - Exercise D10 Why are the investment function, the...Ch. D - Exercise D11 Why does the import function slope...Ch. D - Exercise D12 What are the components on which the...Ch. D - Exercise D13 Is the equilibrium in a Keynesian...Ch. D - Exercise D14 What is an inflationary gap? A...Ch. D - Exercise D15 What is the multiplier effect?
Ch. D - Exercise D16 Why are savings, taxes, and imports...Ch. D - Exercise D17 Will an economy with a high...Ch. D - Exercise D18 How do economists use the multiplier?Ch. D - Exercise D19 What does it mean when the aggregate...Ch. D - Exercise D20 Which model, the AD/AS or the AE...Ch. D - Exercise D21 What are some reasons that the...Ch. D - Exercise D22 What should the government do to...Ch. D - Exercise D23 Two counties are in a recession....Ch. D - Exercise D24 Compare two policies: a tax cut on...Ch. D - Exercise D25 What role does government play in...Ch. D - Exercise D26 If there is a recessionary gap of 100...Ch. D - Exercise D27 What other changes in the economy can...

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Principles of Economics 2e
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