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The decision whether to change prices frequently or infrequently is an application of the:


A) principle of comparative advantage.
B) scarcity principle.
C) principle of increasing opportunity cost.
D) cost-benefit principle.

E) B) and C)
F) A) and B)

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In the Keynesian cross diagram,the 45° line represents the short-run equilibrium condition that:


A) Y = PAE.
B) PAE = C + Ip + G + NX.
C) I ≠ Ip.
D) Y* = Y.

E) None of the above
F) B) and D)

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In the short-run Keynesian model where the marginal propensity to consume is 0.75,to offset a recessionary gap resulting from a $1 billion decrease in autonomous consumption,transfers must be:


A) increased by $1 billion.
B) decreased by $1 billion.
C) increased by $1.33 billion.
D) decreased by $1.33 billion.

E) A) and B)
F) All of the above

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The basic Keynesian model is built on the key assumption that:


A) menu costs are not significant.
B) firms meet the demand for their products at preset prices.
C) firms price their products so as to see a preset quantity of output.
D) prices are prevented from changing frequently by government regulations.

E) C) and D)
F) None of the above

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The larger the mpc,the ______ the income-expenditure multiplier and the ______ the effect of a change in autonomous spending on short-run equilibrium output.


A) larger;larger
B) larger;smaller
C) smaller;smaller
D) smaller;larger

E) A) and B)
F) B) and C)

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As disposable income decreases,consumption:


A) increases.
B) decreases.
C) may either increase or decrease depending on the mpc.
D) may either increase or decrease depending on the wealth effect.

E) B) and C)
F) B) and D)

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Planned investment may differ from actual investment because of:


A) changes in government purchases and net exports.
B) the marginal propensity to consume.
C) unplanned changes in inventories.
D) fluctuations in preset prices.

E) A) and D)
F) None of the above

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If short-run equilibrium output equals 10,000,the income-expenditure multiplier equals 10,the mpc equals 0.9,and potential output (Y*) equals 9,000,then transfers must be decreased by approximately ______ to eliminate any output gap.


A) 90
B) 100
C) 111
D) 1,000

E) All of the above
F) B) and D)

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In the basic Keynesian model,a decrease in transfer payments:


A) reduces short-run equilibrium output.
B) increases short-run equilibrium output.
C) reduces potential output.
D) increases potential output.

E) A) and D)
F) C) and D)

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In Macroland autonomous consumption equals 100,the marginal propensity to consume equals 0.75,net taxes are fixed at 40,planned investment is fixed at 50,government purchases are fixed at 150,and net exports are fixed at 20.Planned aggregate expenditure equals:


A) 290 + 0.25Y.
B) 320 + 0.25Y.
C) 320 + 0.75Y.
D) 290 + 0.75Y.

E) All of the above
F) None of the above

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Two drawbacks in using fiscal policy as a stabilization tool are that fiscal policy affects ______ as well as aggregate demand and fiscal policy is _______.


A) consumption;too flexible
B) potential output;not flexible enough
C) consumption;offset by automatic stabilizers
D) potential output;offset by automatic stabilizers

E) A) and B)
F) A) and C)

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Contractionary policies are government stabilization policy actions intended to decrease:


A) population.
B) unemployment.
C) average labor productivity.
D) planned spending.

E) A) and D)
F) B) and C)

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If firms sell less output than expected,planned investment:


A) is greater than actual investment.
B) is less than actual investment.
C) equals actual investment.
D) equals zero.

E) A) and D)
F) B) and D)

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For an economy starting at potential output,an increase in planned investment in the short run results in a(n) :


A) expansionary output gap.
B) recessionary output gap.
C) increase in potential output.
D) decrease in potential output.

E) None of the above
F) B) and C)

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When real output increases,planned aggregate expenditures increase because:


A) autonomous expenditures increase.
B) autonomous expenditures decrease.
C) induced expenditures increase.
D) induced expenditures decrease.

E) All of the above
F) B) and D)

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Planned aggregate expenditure (PAE) equals:


A) C + Ip + G + NX.
B) Cp + I + G + NX.
C) C + I + Gp + NX.
D) C + I + G + NXp.

E) B) and C)
F) A) and D)

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The assumption that firms meet the demand for their products at preset prices is the key assumption upon which ______ is built.


A) the basic Keynesian model
B) Okun's Law
C) the supply and demand model
D) quantity equation for money

E) A) and C)
F) None of the above

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The tendency of changes in asset prices to affect spending on consumption goods is called the ______ effect.


A) income
B) substitution
C) wealth
D) multiplier

E) B) and D)
F) B) and C)

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The income-expenditure multiplier arises because one person's additional spending becomes another person's additional income that will generate additional:


A) spending.
B) autonomous expenditure.
C) menu costs.
D) cyclical unemployment.

E) A) and C)
F) B) and C)

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In the short run with predetermined prices,when output is greater than planned aggregate expenditure:


A) potential output is greater than short-run equilibrium output.
B) potential output is less than short-run equilibrium output.
C) planned investment is less than actual investment.
D) planned investment is greater than actual investment.

E) A) and B)
F) B) and C)

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