Relative deprivation
Discontent comes not from what you lack absolutely but from comparison to others.
What it means
Relative deprivation is the sense of grievance or discontent that arises when people perceive themselves to be worse off than a comparison standard — others, their own past, or what they feel entitled to — rather than from their absolute level of resources. The crucial insight is that objective conditions do not by themselves produce dissatisfaction; a person who is well off in absolute terms can feel deprived if a salient reference group is doing better, while someone objectively poor may feel content if their comparisons are downward. Theorists distinguish egoistic (personal) from fraternalistic (group-based) relative deprivation, the latter being a key engine of collective discontent and social movements, and they emphasize that perceived injustice and resentment, not mere difference, are what mobilize action. The concept helps explain why revolutions often follow periods of rising expectations and why economic growth need not increase satisfaction if it widens visible gaps. It matters for understanding well-being, inequality's psychological toll, protest, and consumer envy in an age of curated social comparison.
Examples
A soldier in a unit with rapid promotions may feel more deprived than one in a slow-promoting unit, despite identical rank, because the comparison standard is so much higher.
A worker delighted with a 4% raise turns sour the moment he learns the colleague at the next desk got 6%. The money never changed, only the comparison.
Scrolling holiday photos, someone with a perfectly good flat starts to feel poor, because the feed keeps supplying upward comparisons rather than changing anything she actually has.
First described in Stouffer et al. (1949); developed by W. G. Runciman (1966).