The New Bottom Billion -- Andy Sumner
This Wonkcast was originally recorded in February 2011. Andy Sumner updates the data from the original Bottom Billion brief in his recent working paper, Where Will the World's Poor Live? An Update on Global Poverty and the New Bottom Billion.
Paul Collier’s 2007 book, The Bottom Billion: Why the Poorest Countries are Failing and What Can Be Done About It, changed the way we think about poverty and development. Collier argued that the majority of the 5-billion people in the "developing world" live in countries with sustained high growth rates and would eventually escape from poverty. The rest—the bottom billion—live in 58 small, poor, often land-locked countries that are growing very slowly or not at all. These countries, stuck in poverty traps, should be the focus of foreign aid, Collier argued.
My guest on this week’s Wonkcast is David Roodman, senior fellow and author of the long-awaited book, Due Diligence: An Impertinent Inquiry into Microfinance. After more than three years of unprecedented investigation into the movement, David was able to cut through the hype and come to understand the capabilities and limitations of microfinance in ending poverty.
Regulators at the Bank for International Settlements (BIS) in Basel, Switzerland, are hard at work designing regulatory standards to avoid future financial meltdowns like the global financial crisis of 2008. Joining them for two months is Liliana Rojas Suarez, a CGD senior fellow and the founding chair of the 
Many developing countries have found that large deposits of oil or other natural resources are more a curse than a blessing. My guest on this week's Wonkcast is Alan Gelb, a senior fellow at the Center for Global Development. Together with co-author Sina Grassman, Alan has written a paper that explores the options facing developing countries with abundant natural resources and draws on historical evidence to recommend best practices for dodging the 'resource curse.'
The planet's population will swell by two to three billion people over the next few decades. Where will all those people live? My guest on this week's Global Prosperity Wonkcast has a bold new idea.
This week, I’m joined on the Global Prosperity Wonkcast by 
My guest this week is 
On this edition of the Wonkcast, I am joined by senior fellow 