This would be especially hard on heavily financialized companies with "impossibly high stock price/earnings ratios" - e.g. Tesla.
Dayen also proposes rejigging the tax rate on retirement and health insurance plans, where nearly all the tax breaks are scooped by the highest earners. The Tax Policy Center has $1.12-$1.38t/year worth of other tax reforms that would shift the tax burden from working people to the idle rich:
https://taxpolicycenter.org/briefing-book/what-are-largest-tax-expenditures
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