Answers Microeconomics: 3 Consumer Choice
Answers Microeconomics: 3 Consumer Choice
Answers Microeconomics: 3 Consumer Choice
3 Consumer choice
01 Budget line
a Good B
60
Good A
100
72
60
Good A
100 120
Good A
100
Good B
b
IC1
c a
IC1
IC2
Good A
At point a, IC1 and IC2 have the same total utility, whereas at b and c, IC2 (point b)
has a higher utility than IC1 (point c) because more of B can be consumed. However,
an indifference curve shows combinations of goods with the same total utility.
03 Indifference curve 2
Good B
Indifference
curve?
04 Consumer choice
Good B
c
a
IC3
IC1 IC2
Good A
Budget line
a IC2 is the highest indifference curve where the whole income is spent.
b lC1 is a lower indifference curve than IC2 even if the whole income is spent.
c IC3 is not affordable because the income is too small.
Good B
Budget line (Bl) 1
Bl 2
Good A
A and B are substitutes because the cross-price elasticity of demand
%change quantity demanded B
( %change price A ) is positive: Both numerator and denominator are
positive and - consequently - the result, too.
IC2
Bl 1 IC1 Bl 2
Good A