Economics (Irwin Economics)
21st Edition
ISBN: 9781259723223
Author: Campbell R. McConnell, Stanley L. Brue, Sean Masaki Flynn Dr.
Publisher: McGraw-Hill Education
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Chapter 31.2, Problem 3QQ
To determine
Real GDP .
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In the income-expenditure model, if autonomous investment decreases by $10 billion,
a. planned saving increases by $10 billion
b. the aggregate expenditure line shifts downward by $10 billion
c. planned saving decreases by $10 billion
d. the aggregate expenditure line shifts upward by $10 billion
e. the equilibrium level of real GDP demanded increases by $10 billion
If autonomous planned investment increases by $100, and the MPC = 0.8, in the first round of spending GDP will increase by ___ and lead to an increase in consumer spending of ___. The second round of increase in GDP will be ___.
A. $80; $80; $64
B. $100; $100; $80
C. $100; $80; $80
D. $80; $64; $64
Assume that the Equilibrium GDP is $4,000 billion. The Potential GDP is $5,000 billion. The marginal propensity to consume is 4/5 (0.8). By how much and in what direction should government purchases be changed? a. increase by $1,000 billion. c. increase by $100 billion. b. decrease by $1,000 billion. d. increase by $200 billion.
Chapter 31 Solutions
Economics (Irwin Economics)
Ch. 31.2 - Prob. 1QQCh. 31.2 - Prob. 2QQCh. 31.2 - Prob. 3QQCh. 31.2 - Prob. 4QQCh. 31.7 - Prob. 1QQCh. 31.7 - Prob. 2QQCh. 31.7 - Prob. 3QQCh. 31.7 - Prob. 4QQCh. 31 - Prob. 1DQCh. 31 - Prob. 2DQ
Ch. 31 - Prob. 3DQCh. 31 - Prob. 4DQCh. 31 - Prob. 5DQCh. 31 - Prob. 6DQCh. 31 - Prob. 7DQCh. 31 - Prob. 8DQCh. 31 - Prob. 1RQCh. 31 - Prob. 2RQCh. 31 - Prob. 3RQCh. 31 - Prob. 4RQCh. 31 - Prob. 5RQCh. 31 - Prob. 6RQCh. 31 - Prob. 7RQCh. 31 - Prob. 8RQCh. 31 - Prob. 9RQCh. 31 - Prob. 1PCh. 31 - Prob. 2PCh. 31 - Prob. 3PCh. 31 - Prob. 4PCh. 31 - Prob. 5PCh. 31 - Prob. 6PCh. 31 - Prob. 7PCh. 31 - Prob. 8PCh. 31 - Prob. 9PCh. 31 - Prob. 10P
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- 1. Country X has following data: C = 20 + 0.8Y4, I = 30, G = 40, Tx = 20, T, = 15, X = 60, M = 20 + 0.04Y, incoming year growth target is 600, All figures is billion. Please calculate: a. National income equilibrium! b. Consumption and saving equilibrium! c. Government income from tax! d. How much change in government consumption if they want to achieve growth target?arrow_forwarda. The key idea of the aggregate expenditure model is that in any particular year, the level of GDP is determined mainly by A) investment spending. B) export spending. C) government spending. D) the level of aggregate expenditure. b. U.S. net export rises when A) the price level in the United States rises relative to the price level in other countries. B) the growth rate of U.S. GDP is slower than the growth rate of GDP in other countries. C) the value of the U.S. dollar increases relative to other currencies. D) the inflation rate is higher in the United States relative to other countries.arrow_forwardAssume the marginal propensity to save is 0.10. Firms become optimistic and increase investment spending by $10 billion. Other things being equal, real GDP will: Select one: a. increase by $10 billion. b. not change. c. increase by $1 billion. d. increase by $100 billion.arrow_forward
- 7.C = a + byd, where a refers to autonomous consumption. Autonomous consumption is a.saving when income is zero b.consumption when income is zero c.consumption when income equals 1 d.saving when income equals 1arrow_forwardThe sum of the marginal propensity to save and the marginal propensity to consume Select one: A. always equals 0. B. is greater than zero but less than 1. C. sometimes equals 1. D. always equals 1. E. never equals 1.arrow_forwardAn economy with no government and no foreign trade tends to move toward equilibrium GDPbecause at output levels greater than equilibrium GDP, inventories are a)increasing, and actual investment exceeds desired investment.b)increasing, and actual investment is less than desired investment.c) decreasing, and actual investment exceeds desired investment.d)decreasing, and actual investment is less than the desired investment.arrow_forward
- When planned investment exceeds saving in a private closed economy, Multiple Choice: ● ● ● aggregate expenditures will exceed GDP. aggregate expenditures will be less than GDP. aggregate expenditures will equal GDP. consumption plus investment will equal GDP.arrow_forwardMacroeconomics: An economy is experiencing a high rate of inflation. The government wants to reduce consumption by $36 billion to reduce inflationary pressure. The MPC is 0.75. By how much should the government raise taxes to achieve its objective? A. $6 billionB. $12 billionC. $16 billionD. $9 billionarrow_forwardA country has an initial real output of $162 Billion. What would the final output be expected to be if:a. The government spends $15 billion on infrastructure and the MPC of the country is 0.35b. The government reduces taxes by $3.5 billion and the MPW of the country is 0.75c. The government makes no changes to taxes or spending.d. The government decreases spending nationwide by $9 billion in a country where people are likely to withdraw 60 cents on every new dollar of income.arrow_forward
- Could you do C and D A country has an initial real output of $162 Billion. What would the final output be expected to be if:a. The government spends $15 billion on infrastructure and the MPC of the country is 0.35b. The government reduces taxes by $3.5 billion and the MPW of the country is 0.75c. The government makes no changes to taxes or spending.d. The government decreases spending nationwide by $9 billion in a country where people are likely to withdraw 60 cents on every new dollar of income.arrow_forwardDisposable income ________ when ________. a. decreases; taxes increase b. decreases; transfer payments increase c. increases; government expenditures decrease d. decreases; aggregate income increasesarrow_forwardDisposable income ________ when ________. a.decreases; taxes increase b.decreases; transfer payments increase c.increases; government expenditures decrease d.decreases; aggregate income increasesarrow_forward
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