A->B =/= B->A. OPs view is that lack of MI (A) results in homelessness (B). You're taking that further and making the argument that the existence of homelessne

A->B =/= B->A. OPs view is that lack of MI (A) results in homelessness (B). You're taking that further and making the argument that the existence of homelessness (B) implies lack of good institutions (A) - an argument OP didn't make.