the rich get richer and the poor get the picture?

We all know that there is a wide gap between the world's richest countries and the world's poorest. For a while that gap was widening, but in the past 50 years, many of the formerly poor nations, especially in Asia, have been catching up. The big challenge remains Africa, where many of the poorest nations are, because while more people around the world are getting a fairer share of the pie, things haven't improved much for them

This excellent short video sets it out graphically. So what to do next?