An Oligopoly Is a Market Structure in Which There Are

Multiple Choice

An oligopoly is a market structure in which there are

A) no good substitutes produced within the industry, giving each firm substantial market share
B) perfect substitutes produced within the industries, giving each firm only partial market share
C) monopolies competing to create monopolistic competition in the short run and oligopoly in the long run
D) at least 25 firms producing an identical good
E) only a few firms in the industry