It is true that the best place to fund UBI is not from a pure income tax. In the same way raising the minimum wage inflates the general cost of goods, but at a

It is true that the best place to fund UBI is not from a pure income tax. In the same way raising the minimum wage inflates the general cost of goods, but at a lesser rate than the poorest earners see their incomes rise, having a UBI with a (preferably progressive with annual per-capita credit) generalized transnational / sales / exchange tax across the whole economy would work better. That would include income, but it wouldn't exclude capital gains, trade, consumer purchase, etc.