Two points: (1) You are correct that you cannot test UBI in a petri dish. It has to be all or nothing to see the REAL effects. (2) If you rework UBI to be a n

Two points: (1) You are correct that you cannot test UBI in a petri dish. It has to be all or nothing to see the REAL effects. (2) If you rework UBI to be a negative income tax and remove all of government subsidies and handouts then it would have much less potential for disastrous economic impact (see Milton Friedman[0]) [0] - https://en.wikipedia.org/wiki/Negative_income_tax https://en.wikipedia.org/wiki/Negative_income_tax