But in the meantime, excluding people from one of the most economically productive places on the planet is hugely detrimental for the 'marginal' people who end up not living and working there. The economy overall loses out a lot, too.
https://www.vox.com/2014/7/15/5901041/nimbys-are-costing-the...
Also: there's a climate change argument to all of this. Forcing people out of a region that actually claims to care about it into places like, say, Phoenix or Las Vegas or Dallas or other sprawly places entirely dependent on cars... is not a win for the environment.
And you need to make sure there's a big talent pool there, and good universities.
A few places are close to that, but it's not so easy to replicate.
This book talks about it some: https://amzn.to/2XAU3f0
And most of the places that are close have rampant NIMBYism problems of their own.