Those who understand the Law of Rent know that artificially increasing supply is not a real solution to the problem. Rent is set by the differential between the

Those who understand the Law of Rent know that artificially increasing supply is not a real solution to the problem. Rent is set by the differential between the locational value over and above the best available rent-free land. The most effective policy for housing affordability is to exempt improvements from taxation and heavily tax the value of the land, thus encouraging idle speculators to sell it off cheap.