Exam 30: The Aggregate Expenditures Model

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(Advanced analysis)Answer the question on the basis of the following information for a private open economy.The letters Y,C,Ig,X,and M stand for GDP,consumption,gross investment,exports,and imports respectively.Figures are in billions of dollars. C=40+0.8Y ==40 X==20 M==30 The equilibrium GDP (=Y)in the economy is:

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(Advanced analysis)If S = -60 + .25Y and Ig = 60,where S is saving,Ig is gross investment,and Y is gross domestic product (GDP),then the equilibrium level of GDP is:

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If at some level of GDP the economy is experiencing an unintended decrease in inventories:

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If an unintended increase in business inventories occurs:

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If the economy is in equilibrium at $400 billion of GDP and the full-employment GDP is $500 billion:

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A lump-sum tax causes the after-tax consumption schedule to be flatter than the before-tax consumption schedule.

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An increase in taxes will have a greater effect on the equilibrium GDP:

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Assume the MPC is .8.If government were to impose $50 billion of new taxes on household income,consumption spending would initially decrease by:

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An increase in taxes of a specific amount will have a smaller impact on the equilibrium GDP than will a decline in government spending of the same amount because:

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Answer the question on the basis of the following data for a private closed economy. Possible Levels of Domestic \3 20 \ 320 330 327 340 334 350 341 360 348 370 355 380 362 Refer to the data.The MPS is:

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Which of the following is a correct statement of the impacts of a lump-sum tax?

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Actual investment is $62 billion at an equilibrium output level of $620 billion in a private closed economy.The average propensity to save at this level of output is:

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Answer the question on the basis of the following table: Answer the question on the basis of the following table:   Refer to the table.If an additional lump-sum tax of $20 were imposed,we would expect: Refer to the table.If an additional lump-sum tax of $20 were imposed,we would expect:

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At equilibrium real GDP in a private closed economy:

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(Advanced analysis)Answer the question on the basis of the following consumption and investment data for a private closed economy.Figures are in billions of dollars. C = 60 + .6Y I = I0 = 30 Refer to the data.In equilibrium,the level of consumption spending will be:

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(Advanced analysis)Answer the question on the basis of the following information for a private closed economy where C is consumption,Y is the gross domestic product,Ig is gross investment,and i is the interest rate: C =40+0.8Y =60-2i i ==10 Refer to the information.The equilibrium level of GDP in this economy is:

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A $20 billion decrease in investment in a private closed economy that has an MPS of .5 will reduce saving by $10 billion once the multiplier process has ended.

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(Advanced analysis)Assume the consumption schedule for a private closed economy is C = 40 + .75Y,where C is consumption and Y is gross domestic product.The multiplier for this economy is:

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Say's law and classical macroeconomics were disputed by:

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If an increase in aggregate expenditures results in no increase in real GDP,we can surmise that the:

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