What they do is form equal league (region) sizes and make a closed economic system for every league (region). Own transfer market, etc.
That would be the worst possible solution, we have too few players in the market right now, and segregating communities of ~1k users, would only aggrevate the problems.
Größter Knecht aller Zeiten aka His Excellency aka President for Life aka Field Marshal Al Hadji aka Lord of All the Beasts of the Earth and Fishes of the Seas aka aka Conqueror of the Buzzerbeater Empire in Europe in General and Austria in Particular