This is at least 80% of the problem. The system is behaving exactly as you'd expect it to with even an Econ 102-level understanding. New supply isn't being built, or is being severely hamstrung, and more people want the supply and are willing to sacrifice (often too much) to get it. Add in rent-seeking behavior, both figuratively and literally, and prices quickly double in even mediocre areas with minimal long-term prospects for growth.
Relaxed zoning requirements for SFH and MFH buildings, relaxed or eliminated height restrictions for high rise density projects in urban areas, eliminating rent control, and a laundry list of other things would help alleviate the upward pressure.
Relaxed zoning requirements for SFH and MFH buildings, relaxed or eliminated height restrictions for high rise density projects in urban areas, eliminating rent control, and a laundry list of other things would help alleviate the upward pressure.