We propose a model of asset encumbrance by banks subject to rollover risk and study the consequences for fragility, funding costs, and prudential regulation. A bank's choice of encumbrance trades off the benefit of expanding profitable investment funded by cheap long-term secured debt against...

This report argues that, in addition, financial regulation should be robust in the sense of being able to preserve its effectiveness when confronted with hard-to-predict developments and innovations. System robustness refers to the capacity of a system to maintain its core functions in the face...