Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Life is uncertain. None of us know what is going to happen. We know little of what has happened in the past or is happening now outside our immediate experience. Uncertainty has been called the ...

New research uncovers why an increase in probability feels riskier than a decrease. The research falls under the realm of subjective probability, also known as likelihood or risk. While past research ...

Roth, A. E., and F. Schoumaker. "Subjective Probability and the Theory of Games: Some Further Comment." Management Science 29, no. 11 (November 1983): 1337–1340.