to test whether cash payments can protect children from the toxic stress of poverty
The answer is yes. Obviously.
I keep seeing these pilot programs and small experiments in UBI, and they all prove that people prosper and thrive more when they have more money. Nobody is surprised. Was that ever even in question?
I want to see UBI experiments, plans, etc. that tackle large-scale implementation. We've proven "BI"; that was never the hard part. We need to focus on the "U".
It's worth pointing out that, in general and throughout history, citizenship is something that separates the privileged from the unprivileged. The in-group from the outsider. The masters and the slaves.
Touting the rights of citizens, therefore, does not necessarily rebut the parent comment's criticism.