Income tax disproportionately impacts blue collar workers and the wealthy just avoid them, our tax system is designed to fuck working Americans. https://www.propublica.org/article/the-secret-irs-files-trove-of-never-before-seen-records-reveal-how-the-wealthiest-avoid-income-tax
We can thank the fucked system for allowing the orange reality TV show star to appoint 3 of the 9 current supreme court justices.
Here, if you'd actually like to learn why income tax doesn't work and why it disproportionately impacts the poorest workers: https://www.propublica.org/article/the-secret-irs-files-trove-of-never-before-seen-records-reveal-how-the-wealthiest-avoid-income-tax
VAT can be tailored to not include certain staple items. It can focus frivolous purchases like private jets, yachts, etc.
I probably should have added UBI to the list. Maybe I'll make an updated list in the future when I spend some more time doing research. Just read about STAR voting and I still think ranked choice is simpler and better.
If you're interested at all, here's how
https://fred.stlouisfed.org/series/GFDEBTN/