Key term

What it means

A monopoly means one supplier serves a defined market without a close substitute that customers can switch to. That can give the supplier room to set prices or terms that would be harder to maintain if buyers had good alternatives. The word depends on how the market is defined: a firm might be the only seller in one town but face alternatives online or nearby. Having a monopoly does not by itself mean the firm has broken the law; regulators look at its conduct and the market circumstances.

Example

Imagine an island with one ferry operator, no bridge and no practical alternative route. For crossings from that island, the operator might be a monopolist. A second usable service would change that picture.

Why it matters

Buyers may have little choice when a single supplier controls a service they need, so price, quality and access deserve closer attention.

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