Create a trading website. The government earns money from trading fees.
To attract investors. The income of the trader will be tax exempt. Money flows around the world are merging at the center.
ICO are the main currency of this country. People who hold ICO can spend it here. The government has a taxable income.
New countries are bigger than Singapore. No racial restrictions. There are only communities that connect people together.
Who do that before? Will dominate the world.
This reminded me of this:
https://www.youtube.com/watch?v=CashAq5RToM
You could probably raise enough money via an ICO to get an Oil Rig in international waters....
https://en.wikipedia.org/wiki/Principality_of_Sealand