A monopolist faces the following demand curve, marginal revenue curve, total cost curve and marginal cost curve for its product:
Q=200-2P , MR=100-Q , TC=5Q , MC=5
Suppose that a tax of $5 for each unit produces is imposed by state government. What is the profit maximizing level of output?
a. 0
b. 90
c. 95
d. 100
e. None of the above