Nice post. What your discussing is properly known as zipfs law though.
https://en.wikipedia.org/wiki/Zipf%27s_law
Note that the above focuses on word distribution but it holds true statistically in almost every situation.
This is why there are 80/20 bands on your trading charts and as soon as the line breaks through one, it almost always signals a new trend breaking.
Wow, that's interesting @williambanks
Guess it shows I'm not a mathematician but an entrepreneur. We only know the term coined by Pareto :)