Certainty effect

The reduction of the probability of an outcome by a constant factor has more impact when the outcome was initially certain than when it was merely probable (e.g. Allais paradox).

See also: Allais paradox

Literature: Tversky & Kahneman (1981)

Entry by: Susanne Haberstroh


November 10, 1997
Direct questions and comments to: Glossary master