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QUESTION
Consider the following demand function for widgets: Q_d=4500-20P- .001M+30P_R Is this a normal good or an inferior good? Is good R a substitute or a
Consider the following demand function for widgets: Q_d=4500-20P- .001M+30P_RIs this a normal good or an inferior good? Is good R a substitute or a complement?At what price is demand for widgets zero, if average income is $100,000 and the price of good R is $100?
