The estimated demand for a good is = 25 - 5P + 0.32M + 12PRwhere Q is the quantity demanded of the good, P is the price of the good, M is income, and PR is the price of related good R. The good is

A. an inferior good since the coefficient on M is greater than one.
B. a normal good since the coefficient on PR is positive.
C. a normal good since the coefficient on M is positive.
D. an inferior good since the coefficient on PR is positive.
E. none of the above


Answer: C

Economics

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