Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
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Answer #7

Transcribed Image Text:offset changes in the cost of iving. Will you
use the GDP deflator or the CPI? Why?
7. Abby consumes only apples. In year 1, red apples
cost $1 cach, green apples cost $2 each, and
Abby buys 10 red apples. In year 2, red apples

Transcribed Image Text:CHAPTER 2 The Data of Macroeconomics | 43
cost $2, green apples cost $1, and Abby buys 10
green apples.
a. Compute a consumer price index for apples
for each year. Assume that year 1 is the base
year in which the consumer basket is fixed.
How does your index change from year 1 to
ar.
year 2?
b. Compute Abby's nominal spending on apples
in each year. How does it change from year 1
to year 2?
c. Using year 1 as the base year, compute Abby's
real spending on apples in each year. How
does it change from year 1 to year 2
d. Defining the implicit price deflator as
nominal spending divided by real spending
compute the deflator for each year. How
does the deflator change from year 1 to
year 2?
e. Suppose that Abby is equally happy eat-
ing red or green apples. How much has
the true cost of living increased for Abby?
Compare this answer to your answers to
parts (a) and (d). What does this example
tell
you about Laspeyres and Paasche price
indexes?
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