The failure and bailout of some prominent financial institutions amid the crisis of 2007-09, and the effect these events had on the economy as a whole, have led policymakers to rethink how the global financial system is regulated. These changes, commonly known as the Basel III Accords, will...

Short-selling, the practice of selling a security the seller does not own, is done in an attempt to profit from an expected decline in the price of the security. During the recent financial turmoil, many press accounts blamed short-selling for declines in stock prices and even for the collapse...

By the end of 2009, one out of every 11 mortgages was seriously delinquent or in foreclosure. Economists have devoted considerable energy over the past several years to understanding the underlying causes of this increase in defaults. One goal is to provide a guide to dealing with the existing...

Fannie Mae and Freddie Mac's role in the housing bubble and financial crisis remains controversial. Did they precipitate or at least worsen the crisis? How do their benefits compare against their losses? Ronel Elul traces their evolution and actions and outlines reform proposals.

The failure and bailout of some prominent financial institutions amid the crisis of 2007-09, and the effect these events had on the economy as a whole, have led policymakers to rethink how the global financial system is regulated. These changes, commonly known as the Basel III Accords, will...

Ronel Elul explains why asset-backed securities exist and discusses some reasons for their common structure. Elul notes that despite well-developed theories on the what and why of securitization, more research is needed. In particular, additional research could uncover the effect that government...

In “Residential Mortgage Default,” Ronel Elul discusses the models that economists have developed to help us understand the default risk inherent in home mortgages and how default risk and house prices are related. He also applies these models to show how falling house prices would affect...

Financial markets have experienced several episodes of “liquidity crises” over the past 20 years. One prominent example is the collapse of the Long Term Capital Management hedge fund in 1998. The recent market disruption brought about by the downturn in subprime mortgages also shares many...