In unequal societies, poor people will be forced to migrate from historically industrial areas to 'rich cities' where the wealthy reside, leading to overcrowding, high rents, and further unaffordability for the poor.
"it geographically poor people have to move you have to move you have to go to where the rich people are... people have to leave... they have to go to where the rich people are... those places become very overcrowded... cities with rich people where rents are expensive and they can't afford the rent"