Assuming 10 percent capital gains taxed as income every year (it's not), Bill Gates would pay something like $4 billion a year following his own plan ($6.379 billion under Elizabeth’s wealth tax).
If marginal income tax rate would be raised to 60 percent for income over $100 million per year, it would be equal to Elizabeth’s wealth tax.
If marginal income tax rate would be raised to 60 percent for income over $100 million per year, it would be equal to Elizabeth’s wealth tax.