We construct a life-cycle model that delivers realistic behavior for both equity holdings and borrowings. The key model ingredient is a wedge between the cost of borrowing and the risk-free investment return. Borrowing can either raise or lower equity demand, depending on the cost of borrowing....

The two-fund separation theorem from static portofolio analysis generalizes to dynamic Lucas-style asset models only whern a consol is present. If all bonds have finite maturity and do not span the consol, then equilibrium will deviate, often significantly, from two-fund separation even with the...

Contents Refutable Theories of Value Donald J. Brown, Felix Kubler 1 Testable Restrictions on the Equilibrium Manifold Donald J. Brown, Rosa L. Matzkin 11 Uniqueness, Stability, and...