The current law also gives landlords the right to raise rents to market each time tenants move out, which owners say is critical because those market-rate-paying tenants subsidize those who have lived there for years and pay significantly less. What is the effect of rent control, in which rents can be set at market rents when new tenants move in, on the equilibrium rental rates? Characterize the types of tenants who benefit from rent control and the types who are harmed.