In the Bay Area, they sell and move to Oregon, driving up our prices. And because they're retired, don't have kids in schools or anything, they mostly vote against taxes.
There are also plenty of entrepreneurs and hackers and so on who move up here, so that balances things out to some degree. Still, though, California's NIMBYism has repercussions throughout the entire west coast.
I call that social pollution. It's no different than a resource boom decimating a landscape then moving on and leaving the place in a really bad situation.
It's almost as though people don't realize that lots of small things (like local zoning for example) add up to all the big differences that made the place so attractive that they moved there.
Specifically with regards to a bunch of retirees moving in, I'd take that over young couples any day of the week. People raising family will have much more impact than people who just want to enjoy retirement.
There are also plenty of entrepreneurs and hackers and so on who move up here, so that balances things out to some degree. Still, though, California's NIMBYism has repercussions throughout the entire west coast.