Subprime mortgage

A residential mortgage issued to a high-risk borrower, for example, a borrower with a history of bankruptcy and delayed repayments. […]

Subsidy

Money or resources given to a producer by a third party (often a government). Subsidies are often intended to increase […]

Subsistence level

The level of living standards (measured by consumption or income) such that the population will not grow or decline.

Substantive judgements of fairness

Judgements based on the characteristics of the allocation itself, not how it was determined. See also: procedural judgements of fairness.

Substitute good

A good or service that fills the same needs as another good. The closer to being a perfect substitute, the […]

Substitutes

Two goods for which an increase in the price of one leads to an increase in the quantity demanded of […]

Substitution effect

The effect that is only due to changes in the price or opportunity cost, given the new level of utility.

Sucker’s rally

A rapid increase in stock prices due to hype rather than increases in underlying value. In this context, the ‘suckers’ […]

Sunk cost

Money that has already been spent.

Sunk cost fallacy

The common, but mistaken, belief that one should take previous money spent into account when considering a decision. This is […]