health, there is more inequality in the world than if we consider income alone. Such international inequalities in life …People in poor countries live shorter lives than people in rich countries so that, if we scale income by some index of … expectancy decreased for many years after 1945, and the strong correlation between income and life-expectancy might lead us to …

Acemoglu and Johnson (2007) present evidence that improvements in population health do not promote economic growth. We … show that their result depends critically on the assumption that initial health has no causal effect on subsequent economic … growth. We argue that such an effect is likely, primarily because childhood health affects adult productivity. In our …