BlackRock and other landlords just convert owner occupied units into rentals, making it relatively more affordable to rent. If they are the problem, then prices

BlackRock and other landlords just convert owner occupied units into rentals, making it relatively more affordable to rent. If they are the problem, then prices would be too high but rents would be too cheap. But if both prices and rents are becoming unaffordable, then lack of overall supply is the underlying problem.