We show that the endogenous stochastic process of the liquidity ofsecurities is as important to investment and valuation as the exogenous stochastic process of their cash flows.We develop a general-equilibrium model with heterogeneous investors who have an every-day motive to trade and pay...

Alternative assets, such as private equity, hedge funds, and real assets, are illiquid and opaque, and thus pose a challenge to traditional models of asset allocation. In this paper, we study asset allocation and asset pricing in a general-equilibrium model with liquid assets and an alternative...