Monopolistic competition is a market structure characterized by many producers with free entry and exit where firms possess limited market power derived from product differentiation rather than price setting alone. The core theoretical principle asserts that while short-run abnormal profits or losses are possible, long-run equilibrium forces economic profit to normalize due to the threat of new entrants exploiting differences in goods and services. This concept operates within microeconomic theory as an intermediate model situated between perfect competition's allocative efficiency constraints and monopoly's pure market power, defining a domain where non-price strategies such as advertising and branding become primary mechanisms for firm sustainability.
Monopolistic competition is a market structure characterized by many producers with free entry and exit where firms possess limited market power derived from product differentiation rather than price…