This paper extends the Goetzmann, Ingersoll, and Ross (2003) model to the case of partial information, where the expected return of a hedge fund is not observable but known to be either high or low. The fund manager can dynamically update his belief about the true value of the expected return...

We develop a continuous-time dynamic contracting model where a risk-neutral principal hires a risk-averse agent to manage a project. The project risk is controlled by the principal or agent, and there is a trade-off between risk premium and a value-destroying effect of risk. No-saving selection...