A variable factor which can be quantified for the purpose of assessing various options in a decision-making process; specifically a quantifiable variable that the decision maker can control.
Origin
1940s; earliest use found in Econometrica.
Definition of decision variable in US English:
decision variable
noun
A variable factor which can be quantified for the purpose of assessing various options in a decision-making process; specifically a quantifiable variable that the decision maker can control.