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Jacket
Economics, 7/e
David Begg, Birkbeck College, University of London
Rudiger Dornbusch
Stanley Fischer

Output and aggregate demand

Self-test Questions

Select the radio button corresponding to your choice of answer for each question, and then click on "Submit Answers" to find out how many you answered correctly.

1

We would expect a Keynesian economist to believe that governments should ___________ and _______________
A)not intervene, allow the economy to regulate itself
B)intervene, keep output close to potential output
C)balance their budget, practice strict monetarism
D)promote supply-side policies, impose trade barriers
2

In a macroeconomic model without foreign trade or a government, aggregate demand is the sum of
A)personal saving and private investment
B)personal saving and personal consumption
C)personal consumption and private investment
D)none of the above
3

A linear consumption function with a positive slope less than one means that if income increases, consumption will ___________
A)fall
B)not change
C)fluctuate
D)increase
4

Short-run equilibrium output means that aggregate demand _________ actual output
A)is less than
B)equals
C)is greater than
D)fluctuates around
5

If desired spending in the economy exceeds income we would expect _________
A)households to save more
B)firms to produce less
C)firms to produce more
D)the MPC to change
6

When investment is assumed to autonomous the slope of the AD schedule is determined by the _______________
A)marginal propensity to invest
B)disposable incomes
C)marginal propensity to consume
D)average propensity to consume
7

The multiplier tells us how much ____________ changes after a shift in ________________
A)consumption, income
B)investment, output
C)savings, investment
D)output, aggregate demand
8

The multiplier is calculated as
A)1/(1 - MPC)
B)1/MPS
C)1/MPC
D)a or b
9

If the MPC is 0.5, the multiplier is ________
A)2
B)1/2
C)0.2
D)20
10

If as a result of households' wish to save more, there is a change in equilibrium income and no change in equilibrium saving, this is an example of ___________
A)market imperfection
B)the law of diminishing returns
C)the paradox of thrift
D)market failure
11

The sum of the MPS and MPC is 1
A)TRUE
B)FALSE
12

In equilibrium savings exceed investment
A)TRUE
B)FALSE