Government-issued longevity bonds would allow longevity risk to be shared efficiently and fairly between generations. In exchange for paying a longevity risk premium, the current generation of retirees can look to future generations to hedge their aggregate longevity risk. There are also wider...

Over the last 10 years or so a mathematical theory of bubbles has emerged, following a martingale theory based on an absence of arbitrage, as opposed to an equilibrium theory. This paper attempts to explain the major developments of the theory as it currently stands, including equities, options,...

Changes in collateralization have been implicated in significant default (or near-default) events during the financial crisis, most notably with AIG. We have developed a framework for quantifying this effect based on moving between Merton-type and Black-Cox-type structural default models. Our...

The increasing pace of FinTech development has triggered a worldwide race among policy makers to overhaul their own regulatory landscape in order to be as innovation-friendly as possible. Consequently, a vast array of new tools and regulatory practices have emerged over the last years. The paper...

Being part of an investment syndicate offers various network benefits, but also exposes risks that someone in the network acts in a manner that violates securities laws. These risks differ depending on the ways in which securities laws are enforced. Public enforcement, with strong investigative...

Banks and other financial institutions which were too-big-to-fail (TBTF) played a central role during the Global Financial Crisis of 2007-2009. The present article lays out how misguided policies enabled banks to grow both in size as well as in complexity and therefore acquire TBTF status,...

We augment a simple inventory model with new features of the post-crisis regulations to offer new predictions on the effects of post-crisis regulations on the over-the-counter markets. First, the increased capital requirements of Basel III lead to an overall increase in order rejection rates of...

We consider a model in which dealers intermediate trades between clients and provide immediacy, or, market liquidity. Dealers can exert unobservable effort to improve the chance of intermediating profitably. This moral-hazard friction impairs dealers' ability to raise external finance and hence...

Prior to the Global Financial Crisis, financial innovation was viewed very positively, resulting in a laissez-faire, deregulatory approach to financial regulation. Since the Crisis the regulatory pendulum has swung to the other extreme. Post-Crisis regulation, plus rapid technological change,...

The rapid rise of corporate bond portfolio trading since the end of 2017 has attracted attention from practitioners and regulators alike. I show that inventory hedging explains the recent meteoric rise of corporate bond portfolio trading, likely aided by the recent proliferation of credit index...