We provide theoretical and empirical arguments in favor of a diminishing marginal premium for market risk. In capital market equilibrium with binding portfolio restrictions, investors with different risk aversion levels generally hold different sets of risky securities. Whereas the traditional...

This paper provides conditions on the primitives of a continuous-time economy under which there exist equilibria obeying the consumption-based capital asset pricing model. The paper also extends the equilibrium characterization of interest rates of Cox, Ingersoll, and Ross (1985) to multiagent...