France tried a 75% tax on income over 1 million and it caused so many people and capital to flee that their economy stagnated and they actually lost tax revenue

France tried a 75% tax on income over 1 million and it caused so many people and capital to flee that their economy stagnated and they actually lost tax revenue [0]. [0]: https://www.forbes.com/sites/jonhartley/2015/02/02/frances-75-supertax-failure-a-blow-to-pikettys-economics/#2bf634d55df2 https://www.forbes.com/sites/jonhartley/2015/02/02/frances-7...