Money Marginal tax, Rep. Ocasio-Cortez initiatives questioned by Buffett’s right-hand man Munger February 15, 2019Fred Imbert, CNBCComments Off on Marginal tax, Rep. Ocasio-Cortez initiatives questioned by Buffett’s right-hand man Munger Wealth taxes, such as the 70 percent marginal tax proposed by Rep. Ocasio-Cortez can hurt, says Charlie Munger of Warren Buffett's Berkshire Hathaway.