While the gap between rich and poor is widest in Latin America, research led by Nora Lustig shows it’s the only region in the world where the gap is actually narrowing. But in this podcast, Lustig admits it’s still unclear what specifically is behind the trend.

Poverty can mean different things in different countries. The creator of the “Multidimensional Poverty Index” explains how the measure is designed to expand policymakers’ understanding of poverty beyond the traditional benchmark of living on less than $1.25 per day.

World trade has slowed in the past decade. Professor Douglas Irwin says countries need to shift from focusing on trade barriers at borders, to domestic reforms that would help entrepreneurs get their goods to port cities for export.

Russia is now likely in recession with GDP growth expected to decline 3.4 percent this year, says the IMF in its annual economic assessment. Mission Chief Ernesto Ramirez Rigo, explains how Russia’s economic woes are largely due to the dramatic drop in oil prices, and sanctions in response to developments in Crimea and Ukraine.