That's not because of material scarcity most of the time, it's because the US has very bad land use policies so we don't build enough houses for you to buy.
(And industrialization, like prefab houses, doesn't work because the policies are set by local governments so you can't produce a single viable product for all of them.)
(And industrialization, like prefab houses, doesn't work because the policies are set by local governments so you can't produce a single viable product for all of them.)