Self-interest

Self-interest generally refers to a focus on the needs or desires (interests) of the self. A number of philosophical, psychological, and economic theories examine the role of self-interest in motivating human action.

Philosophical concepts concerned with self-interest include:

Psychological concepts concerned with self-interest include psychological egoism, the view that humans are always motivated by self-interest, and narcissism, which is an unhealthy self-absorption due to a disturbance in the sense of self.

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