eost and price Consider a monopolist who faces a market dearing price of P( q) = 400 - 5q and a cost curve of C(q) = 400q _ 20q2 + q3.

a] Determine the monopolist's optimal quantity and maximal profit.

b] Suppose the monopolist can perfectly discriminate among the customers;

determine the optimal quantity and maximal profit.

c] What role does the product market play in determining your answers above?

What role does the monopolist's eost play?