Suppose that you are a monopolist with a constant marginal cost equal to $25. You face the following demand curve given by Q=400-8P a) Calculate your optimal price and quantity. b) Calculate your profit and consumer surplus. C) Monopolist chooses the quantity first and based on it we can calculate the price later. Assume a monopolist decides to choose the price first and then set the quantity based on it. Do you think this is a good idea? Explain why? d) What happens to the profit of a firm in monopolistically competitive market, if government sets a $5 per unit tax? Explain.