b. how that only firm A is active on the market. Find the equilibrium price, quantity and profit. (1 point) 7. Is the outcome efficient? Is there any market power? (1 point) The problem with parasites persists and firm B decides to leave the market. Firm A remains the only one to serve the market in SouthCounty, facing the same demand Q(P) = 90 - P, capacity constraints (K = 80) and costs (C(Q) = 10Q). 8. Show that A now produces the same amount as in the Bertrand duopoly case (question 1) but makes positive profits. (1 point) 9. What happens in summer? Is firm A able to maximize profits? (1 point)