Suppose a monopolist faces consumer demand given by

P=5005Q

with a constant marginal cost of $100 per unit(where marginal cost equals average total cost. assume the firm has no fixedcosts).

If the monopoly can only charge a singleprice, then it will earn profits of $

8000

Correspondingly, consumer surplus is $

4000

However, if the firm were to practice price discrimination such that consumer surplus becomesprofit, then, holding output constant at 40, the monopoly would have profits of _______?