
Originally Posted by
Seran
It's because you use adjusted gross income that your plan goes right out the window. So much of income for top wage earnings is in options and other non tangibles which are instead taxed at a much lower capital gains rate. This means that high earners may pay 30% of their earnings after substantial pre-tax earnings and HSA deductions, but the much larger form of actual income is at a discount not available to poor and middle class earners.
Instead, if you want to say a 10-15% tax on all earnings over 10,000, including the cash value of all options and stocks, before deductions and eliminate capital gains altogether, you would have a much more equitable system.