Im not sure if this helps but when i looked it up i got The Advent of law, prerequisites and implications. Laws that were created by Hammurabi of Bablonian in the mid century 18th century and placed on stone tablets for all to see.
Rational decision making is a multi-step process for making choices between alternatives. The process of rational decision making favors logic, objectivity, and analysis over subjectivity and insight. The word “rational” in this context does not mean sane or clear-headed as it does in the colloquial sense.
hope this helps