(1) Your mate, whose business is operating in long run, told you that he would keep running his business he is making a normal profit. Explain using diagram(s) what is a normal profit and why is your mate happy to keep the business in operation. ( assuming that he is in a perfectly competitive industry). (2) Assume you are the owner of one of the only two coffee shop in town. Draw the game theory matrix and explain the strategy the coffee shops will use to maximise their payoff, other were in competition with each other. Is this strategy optimum? (3) if you owns a cafe in a monopolistic market structure, explain three ways in which you can increase your profit apart from engaging in cost cutting