This is simplistic to the point of absurdity, and doesn't model how any sensible wealth tax would be implemented or paid. First, any wealth tax being seriously discussed has a floor and/or has marginal rates, probably starting at 1 or 5 or 10 million (or higher). Second, taxes don't disappear into nothingness - they pay for civilization. It is clearly beneficial to everyone to live in a society where people are well…
> the idea that people [read: super rich] "will just move to another country" is very silly. This is a recurring theme in owners/investors: they always have some story that they will be forced to leave or close shop if some labour-proteaction-laws (like weekends, or 8h days, or banning of child labour), or taxes are implemented. It's a very old story, there's a history to it. Please note that we have weekends/8h work…
Some didn't leave.
There's a reason why Singapore has the highest concentration of millionaires in the world, and it's not because of their school system.
I'm not saying that all will leave, or even that most will, but some will.