Consider the following model of a market for hats in which Qs is quantity of hats produced, Qd is quantity of hats purchased and P is the price of a hat.  Qs=5+12P Qd=50-3P if production conditions change so that Qs=-10+12P, what will be the change in Q*? compared to the value 41, such that Q*=Qs=Qd remains true? a. 4 b. -3 c. -4 d. 3

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