+Excludability, in economics, denotes the ability to prevent non-payers from consuming a good or service. This trait, often considered with [Rivalrous](/wiki/rivalrous) consumption, helps categorize goods, from a [Private Good](/wiki/private_good) to one freely available.
+## See also
+- [Public Good](/wiki/public_good)
+- [Club Good](/wiki/club_good)
+- [Common Resource](/wiki/common_resource)