It's called the "Power Law" http://en.wikipedia.org/wiki/Power_law http://en.wikipedia.org/wiki/Power_law You also hear a lot about the top 20% taking 80% of t

It's called the "Power Law" http://en.wikipedia.org/wiki/Power_law http://en.wikipedia.org/wiki/Power_law You also hear a lot about the top 20% taking 80% of the gains which is a special case of the power law called Pareto Distribution > http://en.wikipedia.org/wiki/Pareto_distribution http://en.wikipedia.org/wiki/Pareto_distribution You see these same distribution patterns occur all over the place in economics, biology, chemistry, etc.