Texas has no state income tax or capital-gains tax on individuals.
Revenue from the U.S. estate tax has been cut in half in two years.
Middle-income taxpayers with substantial state and local tax bills would also reap benefits.
Grantham, who has been promoting climate-friendly investing for more than a decade, sees a bright long-term future for ESG investing.
Concerns mount that wealthy Americans are using retirement accounts as powerful tax-avoidance vehicles.
The biggest challenge to the tax may be making sure that the richest Americans actually end up paying it.
A niche strategy called private placement life insurance could become more mainstream as the rich seek to avoid the taxman.
Wealth advisors are having a hard time trying to figure out exactly how Democrats might force the rich to pay more.
This proposal would go after capital gains tax breaks for qualified small business stock.
More than $279 billion sits in mega-IRAs, individual retirement accounts with at least $5 million each.