In this paper we show the quantitative importance of the process that determines changes in family composition to determine the main macroeconomic magnitudes. We do so by modelling family type as a stochastic process that affects households in a way similar to shocks to earnings. Agents respond...

We build an aggregate model with different size houses and liquid assets. Typical households are born, are subject to idiosyncratic earnings risk, and save for both life-cycle reasons and housing reasons. Typically, a subset of these households, after accumulating some assets, make a down...