Earlier quoted context omitted.
Rent pays property tax, too. It's indirect, but it gets paid.
You can leave the district when it hits the fan in a month (or so) if you rent. If you own, you're stuck paying the "rent" aka prop tax or you eat the obvious capital loss. A owner is a sheep ready for the shearing... The older the district, the worse the financial conditions, roughly. If you rent and move to an exurb that didn't exist in 2005, they can't by definition have employees retiring from the local school in…
And it's not like the employees aren't playing into the system the same way that private sector employees pay into Social Security. Many/most state employees are excluded from participating in Social Security--the States in their infinite wisdom decided long ago that they would rather roll their own rather than submit to the tyranny of federal control.