(I agree with you mostly, but technically a) several prisoners are willing to work and just constrained, and may well have been imprisoned directly from an hone

(I agree with you mostly, but technically a) several prisoners are willing to work and just constrained, and may well have been imprisoned directly from an honest job, and b) prisoners in the US are often compelled to work as slaves. So prisoners are not a great example of people unwilling to work, though they are a great example of it being financially workable for the government to provide meals and housing for a set of people who are not in fact on the public labor market.)