We use data for more than 2,600 European banks to test whether increased competition causes banks to hold higher capital ratios. Employing panel data techniques, and distinguishing between the competitive conduct of small and large banks, we show that banks tend to hold higher capital ratios...

Most financial institutions in the European Union (EU) are still based in one country, but a number of large financial institutions (LCFI) have systemic cross-border exposures. The paper explains how, despite much progress, nationally-segmented supervisory frameworks and national accountability...

Over the past two decades, there has been a clear trend toward integrating the regulation and supervision of banks, nonbank financial institutions, and securities markets. This paper reviews the international experience with integrated supervision. We survey the theoretical arguments for and...

Stress testing is a useful and increasingly popular, yet sometimes misunderstood, method of analyzing the resilience of financial systems to adverse events. This paper aims to help demystify stress tests, and illustrate their strengths and weaknesses. Using an Excel-based exercise with...

A rolling blackout in Colombia in the early 1990s led to a rise in unplanned births, according to research by Amar Shanghavi and colleagues. What's more, young women who became mothers after the blackout had worse outcomes in later life. The impact of power outages on fertility is an important...

This paper answers the question whether extreme power rationing can induce changes in human fertility and thus, generate "mini baby booms". We study a period of extensive power rationing in Colombia that lasted for most of 1992 and see whether this has increased births in the subsequent year,...

Since the 1940s Gallup has, every December, asked Americans about the living man and woman they most admire. This paper documents the way in which the types of people who are admired has changed and argues that the responses to this question tells us something about the way in which society has...

Since the 1940s Gallup has, every December, asked Americans about the living man and woman they most admire. This paper documents the way in which the types of people who are admired has changed and argues that the responses to this question tells us something about the way in which society has...

This paper assesses São Tomé and Príncipe's monetary and exchange rate arrangements in light of the country's monetary history and the relevant experience of comparable countries in Africa. The study highlights several structural characteristics of São Tomé and Príncipe including its very...