there are several ways to increase tax revenue..
https://www.taxpolicycenter.org/taxv...-ways-tax-rich
A tax on accrued capital gains
Taxing capital gains at death
Raise top income tax rates
Limit tax preferences
Tax on wealth
https://www.vox.com/money/23634085/b...-capital-gains
Biden's billionaire tax
https://www.aljazeera.com/opinions/2...ir-foundations
taxing the foundations