"Policy makers should be pulling out the [geographic information services] software themselves and asking, ‘What is the actual impact of this legislation? What’s going to happen? Where are these guys going to go?’ " Dr. Harris said. "Housing is a matter of managing this inherent risk that people have for public safety and minimizing the collateral risk."
Dr. Berenson’s study was internally funded. Dr. Berenson and Dr. Harris reported that they had no relevant financial disclosures.