Which of the following is not a reason for the existence of a monopoly?
A)patents
B)marginal-cost pricing
C)economies of scale
D)trademarks

Question

Quizplus · Accepted Answer

Marginal-cost pricing is a strategy used by competitive firms, not monopolies. Monopolies exist due to barriers to entry, such as patents, economies of scale, and trademarks, which prevent other firms from entering the market and competing.

Which of the Following Is Not a Reason for the Existence