The infrastructure that has been created for trade and communication also makes it easier to transmit ideas, science and technology across borders, in a virtuous cycle.25 Interestingly, even though there is a strong relationship between health and wealth, it is difficult to find a relationship between health and recent growth rates. The economist William Easterly has shown that the correlation between a country’s health indicators and its own growth rate is not as strong as the correlation between its health indicators and global growth. In this era of globalization, the most important factor
...more
