Why can't prices go down? As chinese apartment-owners start to look to 'cash in' their investment en masse, the supply/demand equation will flip and people wil

Why can't prices go down? As chinese apartment-owners start to look to 'cash in' their investment en masse, the supply/demand equation will flip and people will see at whatever prices they can to get some cash back out of their investment. Unlike Chinese workers, a Chinese apartment is never going to compete against a western apartment