Home » Which principle, named after its 18th-century Italian economist, states that 80% of outcomes or results come from 20% of causes or efforts?Which principle, named after its 18th-century Italian economist, states that 80% of outcomes or results come from 20% of causes or efforts?by Trivia QuestionsMarch 21, 2023View AnswerPareto PrincipleLeave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment. Δ