Business I / Monopolistic Competition and Oligopoly
Practice question · Put in order

Order market structures from most to least market power.

Hints
  1. Market power falls as the number of sellers rises.
  2. Differentiation preserves some power even with many sellers.
Show the answer
  1. Monopoly (single seller, full market power)
  2. Oligopoly (few firms, strategic interaction)
  3. Monopolistic competition (many firms, slight differentiation)
  4. Perfect competition (many firms, homogeneous product)
Why

Market power decreases as the number of firms increases and product differentiation decreases.

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