Wouldn't this lead to people moving (after starting up a successful $100M company) to live in places where there is little tax? If NYC has a wealth tax, well..

Wouldn't this lead to people moving (after starting up a successful $100M company) to live in places where there is little tax? If NYC has a wealth tax, well...people are moving to the Hamptons. If they institute a wealth tax, they'll go to Canada. How can this be avoided?