We analyze portfolio credit risk in light of dynamic quot;frailty,quot; by which the credit qualities of different firms depend on common unobservable time-varying default covariates. Frailty is estimated to have a large impact on estimated conditional mean default rates, above and beyond those...

We solve for the equilibrium dynamics of information sharing in a large population. Each agent is endowed with signals regarding the likely outcome of a random variable of common concern. Individuals choose the effort with which they search for others from whom they can gather additional...

For nearly two years, the two of us have had a running discussion of the costs and benefits of automatic stays in bankruptcy for qualified financial contracts (QFCs) such as derivatives and repurchase agreements, particularly those held by systemically important major dealer banks. Under current...

This submission discusses implications for the quality and safety of financial markets of proposed rules implementing the market-making provisions of section 13 of the Bank Holding Company Act, commonly known as the “Volcker Rule.” The proposed rules1 have been described by the Office of the...

I explain the key failure mechanics of large dealer banks, and some policy implications. This is not a review of the Financial crisis of 2007-2009. Systemic risk is considered only in passing. Both the Financial crisis and the systemic importance of large dealer banks are nevertheless obvious...