noun
decision science
An interdisciplinary academic field that studies how decisions are made, combining elements of psychology, economics, statistics, and management.
決定科学は、不確実な状況での意思決定を分析する学問です。
Decision science is a field that analyzes decision-making under uncertainty.
Compound of 決定 (decision) and 科学 (science). A modern academic term, likely a calque from English 'decision science'.