Carla Tardi is a technical editor and digital content producer with 25+ years of experience at top-tier investment banks and money-management firms. Andy Smith is a Certified Financial Planner (CFP®), ...
What Does the 80/20 Rule Mean? The 80/20 rule, also known as the Pareto Principle, is a concept that states roughly 80% of the effects come from 20% of the causes, meaning that a small number of ...