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This doesn't directly answer your question, but here are a few links that discuss the estimated increase in housing costs due to regulated development.

https://www.cato.org/publications/research-briefs-economic-p...

https://www.google.com/amp/s/www.forbes.com/sites/scottbeyer...

Prices appear to have stalled/dropped in Portland

Tokyo?

Yes, Tokyo.

That's only because Tokyo's long term population trend is negative, unlike most cities.

Uh, no. That's not it at all.