Suppose that your demand schedule for DVDs is as follows: Price Quantity Demanded (income - $10,000) $8 40 DVDs 10 32 12 24 14 16 16 B Quantity Demanded I (income-$12,000) 50 DVDs 45 30 20 12 a. Use the midpoint method to calculate your price elasticity of demand as the price of DVDs increases from $12 to $16 if (i) your income is $10,000 and (ii) your income is $12,000. b. Calculate your income elasticity of demand as your income increases from $10,000 to $12,000 if (i) the price is $10 and (ii) the price is $14. c. Is the DVDs normal good or inferior good?

Principles of Microeconomics
7th Edition
ISBN:9781305156050
Author:N. Gregory Mankiw
Publisher:N. Gregory Mankiw
Chapter5: Elastic And Its Application
Section: Chapter Questions
Problem 6PA: Suppose that your demand schedule for DVDs is as follows: Price Quantity Demanded (income = 10,000)...
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Suppose that your demand schedule for DVDs is as follows:
Price
Quantity Demanded
(income - $10,000)
$8
40 DVDs
10
32
12
24
14
16
16
B
Quantity Demanded I
(income-$12,000)
50 DVDs
45
30
20
12
a. Use the midpoint method to calculate your price elasticity of demand as the price of DVDs increases
from $12 to $16 if (i) your income is $10,000 and (ii) your income is $12,000.
b. Calculate your income elasticity of demand as your income increases from $10,000 to $12,000 if (i) the
price is $10 and (ii) the price is $14.
c. Is the DVDs normal good or inferior good?
Transcribed Image Text:Suppose that your demand schedule for DVDs is as follows: Price Quantity Demanded (income - $10,000) $8 40 DVDs 10 32 12 24 14 16 16 B Quantity Demanded I (income-$12,000) 50 DVDs 45 30 20 12 a. Use the midpoint method to calculate your price elasticity of demand as the price of DVDs increases from $12 to $16 if (i) your income is $10,000 and (ii) your income is $12,000. b. Calculate your income elasticity of demand as your income increases from $10,000 to $12,000 if (i) the price is $10 and (ii) the price is $14. c. Is the DVDs normal good or inferior good?
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