Consider a fictional price index, the College Student Price Index (CSPI), based on a typical college student’s annual purchases. Suppose the following table shows information on the market basket for the CSPI and the prices of each of the goods in 2019, 2020, and 2021. The cost of each item in the basket and the total cost of the basket are shown for 2019. Perform these same calculations for 2020 and 2021, and enter the results in the following table

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Consider a fictional price index, the College Student Price Index (CSPI), based on a typical college student’s annual purchases. Suppose the following table shows information on the market basket for the CSPI and the prices of each of the goods in 2019, 2020, and 2021.
The cost of each item in the basket and the total cost of the basket are shown for 2019.
Perform these same calculations for 2020 and 2021, and enter the results in the following table.
 
Quantity in Basket
2019
2020
2021
Price
Cost
Price
Cost
Price
Cost
(Dollars)
(Dollars)
(Dollars)
(Dollars)
(Dollars)
(Dollars)
Notebooks 10 3 30 3
 
4
 
Calculators 1 75 75 80
 
104
 
Large coffees 300 2 600 2
 
2
 
Energy drinks 75 2 150 4
 
5
 
Textbooks 8 90 720 110
 
120
 
Total cost 5 5 1,575 5
 
5
 
Price index 5 5 100 5
 
5
 
 
Suppose the base year for this price index is 2019.
In the last row of the table, calculate and enter the value of the CSPI for the remaining years.
Between 2019 and 2020, the CSPI increased by
 
. Between 2020 and 2021, the CSPI increased by
 
Which of the following, if true, would illustrate why price indexes such as the CSPI might overstate inflation in the cost of going to college? Check all that apply.
Professors required each student to buy 10 notebooks, regardless of the price.
 
Energy drinks became increasingly popular on college campuses between 2019 and 2021 due to significant improvements in flavor.
 
A new mobile device for personal computing became available for purchase.
 
As the price of calculators rose, fewer students decided to buy them, opting instead to use the free calculators in their cell phones or on their computers.
In the last row of the table, calculate and enter the value of the CSPI for the remaining years.
Between 2019 and 2020, the CSPI increased by
%. Between 2020 and 2021, the CSPI increased by
%
Which of the following, if true, would illustrate why price indexes such as the CSPI might overstate inflation in the cost of going to college? Check all
that apply.
Professors required each student to buy 10 notebooks, regardless of the price.
Energy drinks became increasingly popular on college campuses between 2019 and 2021 due to significant improvements in flavor.
A new mobile device for personal computing became available for purchase.
As the price of calculators rose, fewer students decided to buy them, opting instead to use the free calculators in their cell phones or on
their computers.
Transcribed Image Text:In the last row of the table, calculate and enter the value of the CSPI for the remaining years. Between 2019 and 2020, the CSPI increased by %. Between 2020 and 2021, the CSPI increased by % Which of the following, if true, would illustrate why price indexes such as the CSPI might overstate inflation in the cost of going to college? Check all that apply. Professors required each student to buy 10 notebooks, regardless of the price. Energy drinks became increasingly popular on college campuses between 2019 and 2021 due to significant improvements in flavor. A new mobile device for personal computing became available for purchase. As the price of calculators rose, fewer students decided to buy them, opting instead to use the free calculators in their cell phones or on their computers.
1. Calculating inflation using a simple price index
Consider a fictional price index, the College Student Price Index (CSPI), based on a typical college student's annual purchases. Suppose the following
table shows information on the market basket for the CSPI and the prices of each of the goods in 2019, 2020, and 2021.
The cost of each item in the basket and the total cost of the basket are shown for 2019.
Perform these same calculations for 2020 and 2021, and enter the results in the following table.
Notebooks
Calculators
Large coffees
Energy drinks
Textbooks
Total cost
Price index
Quantity in Basket
10
1
300
75
8
5
5
Price
(Dollars)
3
75
2
2
90
5
5
2019
Suppose the base year for this price index is 2019.
Cost
(Dollars)
30
75
600
150
720
1,575
100
Price
(Dollars)
3
80
2
4
110
5
5
2020
Cost
(Dollars)
Price
(Dollars)
4
104
2
5
120
5
5
2021
Cost
(Dollars)
Transcribed Image Text:1. Calculating inflation using a simple price index Consider a fictional price index, the College Student Price Index (CSPI), based on a typical college student's annual purchases. Suppose the following table shows information on the market basket for the CSPI and the prices of each of the goods in 2019, 2020, and 2021. The cost of each item in the basket and the total cost of the basket are shown for 2019. Perform these same calculations for 2020 and 2021, and enter the results in the following table. Notebooks Calculators Large coffees Energy drinks Textbooks Total cost Price index Quantity in Basket 10 1 300 75 8 5 5 Price (Dollars) 3 75 2 2 90 5 5 2019 Suppose the base year for this price index is 2019. Cost (Dollars) 30 75 600 150 720 1,575 100 Price (Dollars) 3 80 2 4 110 5 5 2020 Cost (Dollars) Price (Dollars) 4 104 2 5 120 5 5 2021 Cost (Dollars)
Expert Solution
Step 1

CSPI stands for College Student Price Index. 

It is a price index. 

There is a market basket that consists of notebooks, calculators, large coffee, energy drinks, and textbooks.

Price index = (Total cost of the market basket in the current year / Total cost of the market basket in the base year)

The year 2019 is the base year. 

 

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