Here is the matching of definitions with the type of market structure:
- A market with significant barriers to entry and a single price-setting firm. - monopoly
- A market with no barriers to entry and a large number of price-setting firms. - perfect competition
- A market with significant barriers to entry and a small number of price-setting firms. - oligopoly
- A market with no barriers to entry and a large number of price-setting firms. - monopolistic competition
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