Read "Limits to Growth"This is the thing. The CDN government is caught between a rock and a hard place. If they raise rates and tank the RE market, the entire economy will crater spectacularly. If they do nothing, the runaway train continues to pick up speed and any resulting crash will be even more devastating as time goes on.
We're way beyond the point of engineering any kind of soft landing.
Basically, no matter what anyone does, the train will go off the track. If some responsible actions are taken it'll happen at a lower speed.