I meant to convey something like this: You start with "communism doesn't work" and you want to know whether UBI works (improves lives, etc). So you can do "do

I meant to convey something like this: You start with "communism doesn't work" and you want to know whether UBI works (improves lives, etc). So you can do "does UBI lead to communism?", and then decide the "does UBI work?" accordingly. But you could also just ask "does UBI work?", without needing to assume that UBI leading to communism (I guess you could also test whether or not it leads there, but that's just as hard as testing whether it works).