The Marginal Revenue Curve: What is the monopoly’s profit-maximizing output level? The marginal revenue curve of a monopoly crosses its marginal cost curve at $30 per unit, and an output of 2 million units The price that consumers are willing and able to pay for this output is $40 per unit If it produces this output, the firm’s average total cost is $43 per unit, and its average fixed cost is $8 per unit   a) What is this producer’s profit-maximizing (loss-minimizing) output level? b) What are the firm’s economic profits (or economic losses)?