The latest intersection of your limited cash bend (MR Figure 4(a) shows a situation in which a monopolistic competitor was earning a profit with its original perceived demand curve (D0). 0) and marginal cost curve (MC) occurs at point S, corresponding to quantity Q0, which is associated on the demand curve at point T with price P0. The combination of price P0 and quantity Q0 lies above the average cost curve, which shows that the firm is earning positive economic…