Consider the following demand function for frozen dinners where QD is the quantity of frozen dinners demanded per week, P is the price per frozen dinner, PF is the price per fast food meal, Y is the average yearly consumer income, and A is the number of advertisements for frozen dinners.    Demand Function for Frozen Dinners: QD = 1,000 – 10P + 20PF – 0.01Y + A         Suppose that a frozen dinner sells for $4, a fast food meal sells for $6, average yearly consumer income is $50,000, and that there are 20 advertisements for frozen dinners. Calculate and interpret the income elasticity of demand. Calculate and interpret the cross-price elasticity of demand with respect to fast food meals.

Economics For Today
10th Edition
ISBN:9781337613040
Author:Tucker
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Chapter3: Market Demand And Supply
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Consider the following demand function for frozen dinners where QD is the quantity of frozen dinners demanded per week, P is the price per frozen dinner, PF is the price per fast food meal, Y is the average yearly consumer income, and A is the number of advertisements for frozen dinners.

   Demand Function for Frozen Dinners: QD = 1,000 – 10P + 20PF – 0.01Y + A        

Suppose that a frozen dinner sells for $4, a fast food meal sells for $6, average yearly consumer income is $50,000, and that there are 20 advertisements for frozen dinners.

  1. Calculate and interpret the income elasticity of demand.
  2. Calculate and interpret the cross-price elasticity of demand with respect to fast food meals.
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