High School

Calculate the income elasticity between the following:

i) A and B
Income: 20,000 and 36,000

ii) C and D
Income: 40,000 and 44,000

iii) E and F
Income: 45,000 and 47,000

Answer :

Final answer:

To calculate the income elasticity between given pairs of incomes, we need information about the quantity demanded, which is missing from the data provided.

Explanation:

To calculate income elasticity, we use the formula: Income Elasticity = % change in Quantity Demanded / % change in Income.



  1. Between A and B: The income changes from $20,000 to $36,000, which is a $16,000 increase (80%). The quantity demanded changes from an unknown value to an unknown value, so we cannot calculate the % change in quantity demanded. Thus, we cannot calculate the income elasticity between A and B.
  2. Between C and D: The income changes from $40,000 to $44,000, which is a $4,000 increase (10%). The quantity demanded changes from an unknown value to an unknown value, so we cannot calculate the % change in quantity demanded. Thus, we cannot calculate the income elasticity between C and D.
  3. Between E and F: The income changes from $45,000 to $47,000, which is a $2,000 increase (4.4%). The quantity demanded changes from an unknown value to an unknown value, so we cannot calculate the % change in quantity demanded. Thus, we cannot calculate the income elasticity between E and F.



Due to missing data on the quantity demanded, we cannot calculate the income elasticity between A and B, C and D, or E and F in this case.

Learn more about Income Elasticity of Demand here:

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