Figure 9-13 Price ATC MC P4 AVC P 3 P IT P. Q1 Q2 Q3 Q 4 Quantity Refer to the price-taker firm in Figure 9-13 9-13.png . At a price of P 4, which of the following are true? O this firm is making an economic loss and will leave the market in the long-run, but stay open in the short-run This firm is making an economic loss and will shut-down immediately This firm is making a positive economic profit and firms will enter the market in the long-run, driving profits down to zero. This firm is making a positive economic profit, which will cause firms to exit the market in the long- run