Did you know? GDP in Oman (2019) (76.9 billion USD p/a) is 25 x GDP in South Sudan (2017) (3.06 billion USD p/a)
Pop. of Holy See (Vatican City) (2022) (1000-)
/fact/population-of-holy-see-vatican-city
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.