"The "developing world's middle class" is defined here as those who are not poor when judged by the median poverty line of developing countries, but are still poor by US standards. The "Western middle class" is defined as those who are not poor by US standards. Although barely 80 million people...

"Prevailing measures of relative poverty put an implausibly high weight on relative deprivation, such that measured poverty does not fall when all incomes grow at the same rate. This stems from the (implicit) assumption in past measures that very poor people incur a negligible cost of social...

"The spike in food prices between 2005 and the first half of 2008 has highlighted the vulnerabilities of poor consumers to higher prices of agricultural goods and generated calls for massive policy action. This paper provides a formal assessment of the direct and indirect impacts of higher...

"This paper briefly reviews new indices of trade restrictiveness and trade facilitation that have been developed at the World Bank. The paper also compares the trade impact of different types of trade restrictions applied at the border with the effects of domestic policies that affect trade...

"The benefits of financial development and globalization have come with continuing fragility in financial sectors. Periodic crises have had real but heterogeneous welfare impacts and not just for poor people; indeed, some of the conditions that foster deep and persistent poverty, such as lack of...

"The paper presents a major overhaul to the World Bank's past estimates of global poverty, incorporating new and better data. Extreme poverty-as judged by what "poverty" means in the world's poorest countries-is found to be more pervasive than we thought. Yet the data also provide robust...