Question

multiple choice question
what aspect of the market defines the crucial difference between a pure monopolist and a purely competitive seller?

price
the demand curve
the supply curve
output

Explanation:

A pure monopolist faces a downward - sloping demand curve as it is the sole seller and has market power. A purely competitive seller is a price - taker and faces a horizontal demand curve. The shape and nature of the demand curve are what distinguish their market behavior and decision - making. Price, supply curve, and output are influenced by the demand curve situation for these two types of sellers.

Answer:

The demand curve