4. Dr. Fine and Dr. Feelgood are the only two medical doctors offering immediate walk-in medical services in a small rural town. They operate in a two firm oligopoly. Each doctor can charge either a high price or a low price for a standard medical visit. Figure 1 shows their possible profits, based on each doctor's pricing strategy.

Dr Feelgood Low price High price $35 profit $0 profit Low price $35 profit $45 profit $45 profit $38 profit High price $0 profit $38 profit