On a number of previous occasions, I have written about the extent of human progress around the world, but the remarkable speed of improvements in the state of humanity should not go unnoticed. To that end, I have looked at some of the most important indicators of human wellbeing, especially in the poor countries, over the last decade (or, when the latest data is not available, ten years prior to the last data point). The results are encouraging and ought to give us reason for optimism.
1. GDP per capita in real 2010 dollars (2005-2015)
Global: $8,858 ? $10,194 or a 15.1 percent increase
Sub-Saharan Africa (SSA): $1,363 ? $1,660 or a 21.8 percent increase
India: $982 ? $1,751 or a 78.3 percent increase
China: $2,738 ? $6,498 or a 137.3 percent increase
2. Infant mortality (i.e., children under age of 1) per 1,000 live births (2005-2015)
4. Depth of the food deficit, kilocalories per person per …
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