In the long run, a monopoly

A) will always earn zero economic profits.
B) may earn positive economic profits due to entry barriers.
C) will never exit the industry.
D) will yield an efficient outcome.

Economic Profits

The difference between total revenue and total costs, including both explicit and implicit costs, representing surplus remaining after all costs have been paid.

Entry Barriers

Obstacles that prevent or hinder new competitors from easily entering an industry or area of business.