This paper models a firm's rollover risk generated by conflict of interest between debt and equity holders. When the firm faces losses in rolling over its maturing debt, its equity holders are willing to absorb the losses only if the option value of keeping the firm alive justifies the cost of...

We study the dynamics of risk premia during crises where financial intermediaries faces constraints on raising equity capital. Risk premia rise when intermediaries' equity capital is scarce. We calibrate the model to match two aspects of crises: the nonlinearity of risk premia during crisis...