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

Elasticities of demand and supply

Self-test Questions

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

1

The price elasticity of demand measures ________________
A)the responsiveness of quantity demanded to a change in price
B)how far a demand curve shifts
C)a change in price
D)a change in quantity demanded
2

If demand is ___________ then price cuts will __________ spending
A)inelastic, increase
B)elastic, increase
C)elastic, decrease
D)none of the above
3

Positive cross-elasticities suggest that goods are _________ and negative cross-elasticities that goods are ___________
A)substitutes, inferior
B)normal, complements
C)substitutes, complements
D)normal, inferior
4

A measurement showing how quantity demanded varies with income is the
A)price elasticity of demand
B)cross-price elasticity of demand
C)budget elasticity of demand
D)income elasticity of demand
5

Inferior goods have ___________ and luxury goods have ____________
A)negative income elasticities, income elasticities greater than 1
B)income elasticities greater than 1, negative income elasticities
C)positive income elasticities, negative income elasticities
D)none of the above
6

If your income doubles and the prices of the goods you buy double, then your demand for these goods will likely ________
A)increase
B)not change
C)decrease
D)shift
7

When we describe who eventually bears the burden of a tax, we are referring to the
A)rate of tax
B)burden of tax
C)incidence of tax
D)equity of tax
8

A vertical supply curve has an elasticity of supply of ________
A)one
B)infinity
C)negative one
D)zero
9

When a linear demand curve has a price elasticity of infinity it will appear ______
A)horizontal
B)vertical
C)downward sloping to the left
D)as a rectangular hyperbola
10

The cross-price elasticity of demand measures how the quantity demanded of one good is related to consumer income
A)TRUE
B)FALSE
11

The supply elasticity measures the responsiveness of quantity supplied to quantity demanded
A)TRUE
B)FALSE
12

The incidence of a tax is determined by the relative slopes of supply and demand
A)TRUE
B)FALSE