Earlier quoted context omitted.
World population crossed 4B in the 1970s and 5B in the 1980s, now we are about to cross 8B in the next few years. I agree with your point about real estate becoming more heavily securitized, as well as being used as a method to escape capital controls. But, you cant ignore the fact that there are a lot more people both rich and working class competing for those major world city houses than there were 40 or 50 years a…
The obvious solution is to build more housing. We know how to do that! The obstacle is politics, not technology or economics.
Some countries have wealth tax. Some countries don't.
It's sensible to park your money somewhere, where it's not taxed.
If you build more of it, yes, you will meet some of the housing demand (basically just for the richest), but housing is competing with rich people saving.
You need to tax unproductive behavior to rid of it.