200 years that changed the world
Wealth & Health of Nations
http://www.bit.ly/M7q3vx
This graph shows how long people live and how much money they earn.
Click the play button to see how countries have developed since 1800.
http://www.bit.ly/M7q3vx
This graph shows how long people live and how much money they earn.
Click the play button to see how countries have developed since 1800.