Someone somewhere got in their excel that loss of productivity from RTO is lower than potential loss of the property investments.
Not sure where this idea came from
If company cannot fill the office, it will be looking at downsizing and breaking the lease. If there are many companies like this, then landlord may not find a new tenant at existing rate and they'll either have to lower the rate or sit with empty property. If they have mortgage on it, it is a tough cookie to swallow.
It's similar story for companies who own the buildings. It becomes an asset that is losing value.
https://money.usnews.com/investing/articles/reits-to-capital...
Whilst these are not direct examples, they show the commercial estate market is in deep trouble if people are not going to return.