The Pareto principle (also known as the 80/20 rule, the law of the vital few, or the principle of factor sparsity) states that, for many events, roughly 80% of the effects come from 20% of the causes. … Pareto developed both concepts in the context of the distribution of income and wealth among the population.

The Optimized Energy Management Theory
The Pareto principle (also known as the 80/20 rule, the law of the vital few, or the principle of factor sparsity) states that, for many events, roughly 80% of the effects come from 20% of the causes. … Pareto developed both concepts in the context of the distribution of income and wealth among the population.
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