The financial collapse of Fannie Mae and Freddie Mac in 2008 led to one of the most sweeping government interventions in private financial markets in history. The bailout has already cost American taxpayers close to 150 billion, and substantially more will be needed. The U.S. economy--and by...

We present a simple model of systemic risk and show how each financial institution’s contribution to systemic risk can be measured and priced. An institution’s contribution, denoted systemic expected shortfall (SES), is its propensity to be undercapitalized when the system as a whole is...

We present an economic model of systemic risk and show that each financial institution's contribution to systemic risk can be measured as its systemic expected shortfall (SES), i.e., its propensity to be undercapitalized when the system as a whole is undercapitalized. SES increases in the...

When liquidity chasing banks is high, loan officers (or risk-takers) inside banks expect future losses to be readily rolled over. This insurance effect induces them to relax lending standards. The resulting access to cheap credit can fuel asset price bubbles in the economy. To curb such...