Could it be that the mounting evidence is demonstrating that the commodification of housing and its increasing use as an investment vehicle is driving the housing crisis?
Nah, must be those damn immigants and red tape thats not letting us build on protected environments!
<blank stare> Higher density homes? No, no, no, we want to build our single family mini-mansions on wetlands and nature conserves. Get out of here with your logic and sensibility.
There is a multitude of factors fueling the crisis, but for whatever reason, people arguing for or against cannot fanthom that there is more than one reason.
The solution has multiple facets :
stop corporate ownership of single family home (that includes condos, plexes with owner occupant).
stop short term rental without proper permits (AirBnB and such). Make it hard to get the permit.