Influenza spreads in a crowded barracks or prison. Ebola proliferates when per capita hospital beds plummet below typical ...
The United States has the highest income gap in the developed world, and it's affecting how kids do in school, new research suggests. A new study reports that 10-year-olds' scores on standardized math ...
In one of the most unequal countries in the world, South Africa, the poorest 40% have annual incomes of less than US$1,000 (£727) per person. The comparable incomes for the richest 10% are more than ...
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