Introductory Econometrics: A Modern Approach 6th Edition by Jeffrey M Wooldridge

Question

Introductory Econometrics: A Modern Approach 6th Edition by Jeffrey M Wooldridge

Edition 6ISBN: 130527010X

Introductory Econometrics: A Modern Approach 6th Edition by Jeffrey M Wooldridge

Edition 6ISBN: 130527010X

Exercise 3

In Example A.2, quantity of compact discs was related to price and income by quantity = 120 - 9.8 price + .03 income. What is the demand for CDs if price = 15 and income = 200? What does this suggest about using linear functions to describe demand curves?

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Answer 1

It is given that the demand function of the CD is dependent on its own price and income of the consumer. The demand function is as follows:

Quantity = 120 – 9.8Price + 0.03income

Here,

Price = 15, and

Income = 200.