We develop a model of dealer intermediation in bond markets that takes account of how changing regulatory requirements for banks since the financial crisis, in particular, the introduction of minimum leverage ratio requirements, affect the cost and ability of dealer banks to provide...

Collateral plays an important role in supporting a vast range of transactions that help ensure the efficient functioning of the financial system. But collateral markets also have the potential to exacerbate risks to financial stability, not least given that during periods of market stress demand...