Indifference curves show all combinations of commodities that are equally desirable to the consumer

A monopolist faces a demand curve given by P = 20 - Q and has total costs given by TC = Q2. By using a bit of calculus, you should be able to determine that the firm's marginal revenue is MR = 20 - 2Q and its marginal cost is MC = 2Q. If the firm's profitmaximizing output level is 5 and its profit maximizing price is $15, what are its monopoly profits at this price and quantity?

a. $25 b. $50 c. $75 d. $100

The school of thought that emphasizes the natural tendency for an economy to move toward equilibrium full employment without inflation is the

a. Keynesian school b. supply-side school c. noninterventionist school d. rational expectations school e. classical school