Well that's just another unworkable scheme. The income is already taxed at the highest rate so what you're suggesting is base the income tax rate on how much a

Well that's just another unworkable scheme. The income is already taxed at the highest rate so what you're suggesting is base the income tax rate on how much a person is worth, like if they are a billionaire make the tax rate 99%. How would the IRS determine a person's financial worth without doing a complete audit of all their assets? That could take years for a billionaire.