The World Health Organization attributes about 3.3 million annual premature deaths to outdoor air pollution in low- and middle-income countries. Comprehensive pollution monitoring in urban areas has been too costly for many developing countries; yet sparse information has hindered cost-effective...

This paper estimates a global CO2 emissions model using satellite data at 25 km resolution. The model incorporates industrial sources (including power, steel, cement, and refineries), fires, and non-industrial population-related factors associated with household incomes and energy requirements....

Inflation persists at moderate rates (15-30 percent) in all the countries that successfully reduced triple-digit inflation in the 1980s. Several other countries--for example, Colombia--have experienced moderate inflation for prolonged periods. The authors introduce types of theories of...