Specifically, housing affordability is 100%, entirely, a problem of artificial constraints on supply by city councils. If this were true then cities with compa

Specifically, housing affordability is 100%, entirely, a problem of artificial constraints on supply by city councils. If this were true then cities with comparatively less zoning (e.g Houston) would comparatively speaking -- be meccas of affordability. But in reality this is of course anything but the case.