# Market Structure Homework Problem #1: The Widget Industry The Widget industry is perfectly competitive.

Market Structure Homework Problem #1: The Widget IndustryThe Widget industry is perfectly competitive. The lowest point on the long-run average cost curve of each of the identical widget producers is \$4 and this minimum point occurs at an output of 1,000 widgets per month. When the optimal scale of a firm’s plant is operated to produce 1,150 widgets per month, the short-run average cost of each firm is \$5. The market demand curve for widgets is_Qd= 140,000 -10,000P where Qd is the quantity of widgets demanded per month and P is the price of a widget. The market supply curve is_Qs= 80,000 + 5,000P, where Qs is the quantity of widgets supplied per month and P is the price of a widget.What is the equilibrium price of a widget?

The Widget industry is perfectly competitive. The lowest point on the long-run average costcurve of each of the identical widget producers is \$4 and this minimum point occurs at anoutput of 1,000…