From the following demand schedule for a monopolist,what is the marginal revenue associated with the sale of the fourth unit?

A) $10
B) $30
C) $60
D) $240
E) marginal revenue cannot be determined from the information given

Question

From the following demand schedule for a monopolist,what is the marginal revenue associated with the sale of the fourth unit?

A) $10 
B) $30 
C) $60 
D) $240 
E) marginal revenue cannot be determined from the information given

Quizplus · Accepted Answer

The marginal revenue can be calculated as the change in total revenue divided by the change in quantity. For the fourth unit, the change in total revenue is $120 - $90 = $30, and the change in quantity is 1. Therefore, the marginal revenue associated with the sale of the fourth unit is $30.

From the Following Demand Schedule for a Monopolist,what Is the Marginal