Who we are, how many of us there are and where we live will change the economies of the future. Africa’s population will boom spectacularly, creating a huge new workforce in countries like Nigeria. That’s a great opportunity, but one with serious risks attached. Europe will shrink. Asia is ageing. In this edition of Economic Tectonics, Ruth Alexander looks at the near future – a future we can already see, thanks to accurate statistical modelling – to find out how economic power will shift as the world’s population changes.

Producer: Ben Carter

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