The paper constructs a model of optimal portfolio allocation incorporating the role of housing as collateral. Current house value is a state variable in the portfolio decision due to a nonconvex adjustment cost. Holding risk aversion constant, the percentage of the portfolio held in stocks is...

The paper provides a model of household consumption and portfolio allocation which incorporates housing as both a consumption good and a component of wealth. Household utility depends, possibly nonseparably, on two goods: nondurable consumption, which is costlessly adjustable, and housing, which...