85 80 75 70 65 60 55 50 45 Price 40 35 30 25 20 15 OUS 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Quantity -PEMR MC -ACUsing the graph above has the market reached its long-run equilibrium O Yes, price is equal to average cost and so economic profits have been driven to zero. O No, price is not equal to average cost and so economic profits have not been driven to zero yet