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Natural Monopoly vs Monopoly

Natural Monopoly and Monopoly are two Market Structures concepts in AP Economics that students often mix up. In short: natural monopoly is a natural monopoly occurs when a single firm can produce the entire market output at a lower average total cost than multiple firms could. Meanwhile, monopoly is a monopoly is a market structure with a single seller producing a unique product with no close substitutes and significant barriers to entry. Here is how they compare side by side.

Natural Monopoly

A natural monopoly occurs when a single firm can produce the entire market output at a lower average total cost than multiple firms could.

This typically happens in industries with very high fixed costs and low marginal costs, such as utilities, where economies of scale are so large that one firm is more efficient than many. Government regulation is often used to prevent abuse of market power.

Monopoly

A monopoly is a market structure with a single seller producing a unique product with no close substitutes and significant barriers to entry.

A monopolist is the sole provider of a good or service and faces the entire market demand curve, allowing it to set price above marginal cost. Because of high barriers to entry, other firms cannot enter the market to compete.

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