Did you know?
GDP in Sudan (2017) (175.3 billion USD p/a) is 4 x GDP in Estonia (2017) (44.2 billion USD p/a)
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Estimated population of African Elephant (2016) (472,000 individuals)
If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.