二八定律

根据二八定律,世界上80%的钱掌握在20%人的手

According to the Pareto Principle, 80% of the world's money is in the hands of 20% of the people.

很多行业有二八定律,即20%的人挣了80%的钱

Many industries follow the Pareto Principle, meaning 20% of people earn 80% of the money.