Examlex
A role can be removed from the database with the DELETE ROLE command._________________________
Private Goods
Goods that are both excludable and rival in consumption, meaning only paying customers can use them and one person's use diminishes others' ability to use them.
Public Goods
Goods that are non-excludable and non-rivalrous, meaning they are available to all without depletion from use by others.
Rivalry
Competition between businesses or individuals for market share, resources, or achievements.
Excludability
Excludability is a property of a good or service that allows its owner to prevent others from using it without permission, which is important for classifying goods in economic terms.
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