[0] https://www.investors.com/politics/commentary/denmark-tells-...
[1] https://en.wikipedia.org/wiki/Excess_mortality_under_Joseph_...
[2] https://en.wikipedia.org/wiki/Khmer_Rouge
[3] https://historyincharts.com/chinese-death-totals-great-leap-...
And if you think "well, it doesn't have to go to the government", who else will take it? Who would buy something that they would have to sell 5% of each year? The government, being the only thing that wouldn't be affected by a wealth tax, would become the de facto buyer.