- Capabilities(Capabilities approach)
- Real freedoms to achieve particular doings and beings, corrected for any potential impediments that would prevent their exercise
- Individual preference satisfaction(as used in economics and ethics)
- How well a situation matches what a single person personally wants or prefers, based on their own tastes and values.
- Positional facts(as used in social and economic philosophy)
- Information about a person's rank, status, or position relative to others in society, like being richer or more respected than average.
- Relational facts(as used in metaphysics)
- True statements about how two or more things are connected to or compared with each other, rather than facts about a single thing alone.
- interpersonal comparison(Welfare economics and social choice theory)
- A judgment about the relative well-being of different individuals, which requires an informational basis beyond individual preference orderings
- resources(Resource egalitarianism)
- External material goods such as land and moveable property, and optionally personal traits or talents that function as instruments helping persons achieve their ends.
- utility function(Used to explain why utilitarians must identify each person separately when utility functions differ across the population)
- A function describing the relationship between goods or policies received by an individual and the utility (welfare or satisfaction) that individual derives from them, which may differ across individuals