Top individual Tax bracket reduced from 35% TO 9%.
NO payroll tax (SS & Medicare)
NO tax on dividends.
No tax on capital gains.
Then realize you do not buy stuff with all your earnings.
Some goes for mortgage payments, car loans, and remaining foes into savings/investments, none of which requires paying sales tax.
That 9% minus charitable contributions (don’t like giving to the gov, give to your church or favorite charity!)
And no tax on any used goods.