While many of the world's developing countries are becoming better off, almost a billion people, mainly in sub-Saharan Africa, are falling further and further behind. In his book - "The Bottom Billion" - Oxford University economist and government adviser Paul Collier calls for dramatic changes to improve conditions for the world's poorest countries.



While many of the world's developing countries are becoming better off, almost a billion people, mainly in sub-Saharan Africa, are falling further and further behind. In his book - "The Bottom Billion" - Oxford University economist and government adviser Paul Collier calls for dramatic changes to improve conditions for the world's poorest countries.



http://youtu.be/Q77m-mvR6SA