Why are those people living with roommates? Because they can't afford not to. If they suddenly move out and fill up a space they otherwise couldn't afford, that

Why are those people living with roommates? Because they can't afford not to. If they suddenly move out and fill up a space they otherwise couldn't afford, that requires that prices have gone down. price = F(supply, demand) therefore demand = G(price, supply) and supply = H(price, demand)