I wonder if someone has done the cost/benefit analysis of prescribing housing. What if it is just cheaper to house these at-risk patients (shelters don't count

I wonder if someone has done the cost/benefit analysis of prescribing housing. What if it is just cheaper to house these at-risk patients (shelters don't count)? (n=1) The District of Columbia provided my schizophrenic grandmother a small apartment to get her off the street. Evidently, her health dramatically improved.