Did you know? GDP in Mauritania (2018) (706 million USD p/a) is 5 x Highest price for a sculpture sold at auction ($141.3million)
Length of a credit card (85.6 mm)
/fact/length-of-a-credit-card
Link
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.