Sui Generis model

https://www.fastcompany.com/3056856/these-tech-entrepreneurs-want-to-create-a-network-of-private-micro-states-in-europe
In their city-states, no one would pay income or sales tax. Instead, each resident would contribute a certain number of hours each week to volunteer for the community—from elder care to helping build 3-D-printed houses for the city—and in exchange, everyone would be given a basic income large enough to cover rent and other living expenses.
Dumas envisions a network of “corporate socialist” utopian societies — built on a foundation of economic freedom, transhumanist ideals, and fun — erected on land shared by existing nations in exchange for a cut of the profits. - [1]
Dumas explained to Inverse why nations should be run like companies, why “public work” is necessary to the public good, and how he plans to get away with selecting the “right” people without being, you know, racist.

OSE Preferred Model

See OSE Campus
A company town, with the meaning of company town completely turned upside down - but retaining only the entrepreneurial social contract which addresses effective productivity
People collaborate on a common vision of solving all pressing world issues as an embodiment of highest personal evolution and growth mindset. Understool evolution is once we extinguish all emergencies, we have a chance to work more creatively.
People are generally expected to collaborate in order to keep building community and and provide local needs, and there is a "penalty" for non-collaboration in the form of buying yourself out from a certain common activity. Social reputation system makes this all transparent.