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Autonomous expenditure is the portion of planned aggregate expenditure that:


A) equals aggregate output.
B) equals planned spending.
C) equals induced expenditure.
D) is independent of output.

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

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In Econland autonomous consumption equals 700,the marginal propensity to consume equals 0.80,net taxes are fixed at 50,planned investment is fixed at 100,government purchases are fixed at 100,and net exports are fixed at 40.The slope of the Expenditure Line is:


A) 0.20.
B) 0.80.
C) 0.90.
D) 0.99.

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

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In the short-run Keynesian model,if the mpc equals 0.8,then to decrease planned aggregate spending by $30 billion at any output level,government spending must be decreased by ______ or net taxes must be increased by _____.


A) $30 billion;$30 billion
B) more than $30 billion;more than $30 billion
C) less than $30 billion;less than $30 billion
D) $30 billion;more than $30 billion

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

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For an economy starting at potential output,an increase in autonomous expenditure 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) A) and C)
F) A) and B)

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In the basic Keynesian model,a decrease in government purchases:


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

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

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Suppose that the owner of a local ice cream store,knowing that demand for ice cream is higher when the weather is warmer,always charges a price in cents for a scoop of ice cream that is equal to two times the current outdoor temperature,measured in Fahrenheit (so that if it is 90 degrees outside,the ice cream is $1.80 per scoop) .This type of behavior is ______.


A) exactly the type of behavior that Keynes believed most firms exhibit.
B) known as meeting demand.
C) inconsistent with the key assumption upon which the basic Keynesian model is built.
D) free from menu costs.

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

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House prices in the U.S.increased dramatically _____,and decreased dramatically ______.


A) from 2001 to 2006;from 2007 to 2009
B) from 2007 to 2009;from 2001 to 2006
C) from 2001 to 2009;from 2006 to 2007
D) from 2006 to 2009;from 2001 to 2006

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

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The consumption function is relationship between consumption and:


A) planned aggregate expenditure.
B) total spending.
C) investment.
D) its determinants,such as disposable income.

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

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In the short-run Keynesian model where the marginal propensity to consume is 0.75,to offset an expansionary gap resulting from a $1 billion increase in autonomous consumption,taxes 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 D)
F) B) and C)

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In the short-run Keynesian model where the marginal propensity to consume is 0.5,to offset a recessionary gap resulting from a $1 billion decrease in autonomous consumption,government purchases must be:


A) increased by $1 billion.
B) decreased by $1 billion.
C) increased by $0.5 billion.
D) increased by $2 billion.

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

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The four components of planned aggregate expenditure are:


A) spending on domestic goods,domestic services,foreign goods,and foreign services.
B) spending on durable goods,inventory investment,government debt,and net exports.
C) consumption,planned investment,government transfers,and net interest.
D) consumption,planned investment,government purchases,and net exports.

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

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In the basic Keynesian model,an increase in government purchases:


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

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

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In the Keynesian model,consumption depends on:


A) whether the government has a budget surplus or deficit.
B) potential output.
C) the natural rate of unemployment.
D) disposable income.

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

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Unplanned inventory investment equals zero when


A) planned investment is greater than actual investment.
B) planned investment is less than actual investment.
C) planned investment equals actual investment.
D) expected sales are greater than actual sales.

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

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Changes in autonomous consumption could be the result of:


A) changes in disposable income.
B) changes in inflation.
C) changes in the mpc.
D) changes in housing prices.

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

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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.The slope of the Expenditure Line is:


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

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

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In the Keynesian model,a $1 billion increase in autonomous consumption leads to ______ in short-run equilibrium output.


A) a $1billion increase
B) a greater than $1 billion increase
C) no change
D) a $1 billion decrease

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

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The slope of the consumption function:


A) is vertical.
B) is horizontal.
C) equals 1.
D) equals the mpc.

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

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If short-run equilibrium output equals 20,000 and potential output (Y*) equals 25,000,then this economy has a(n) ______ gap that can be closed by _________.


A) recessionary;increasing taxes
B) expansionary;increasing transfer payments
C) expansionary;increasing government purchases
D) recessionary;increasing government purchases

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

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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 taxes must be increased by approximately ______ to eliminate any output gap.


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

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

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