> The GDP per capita of Saudi Arabia is around $23k - approximately half of that of Sweden Why are you mentioning nominal GDP, not PPP which is $55 grand accor

> The GDP per capita of Saudi Arabia is around $23k - approximately half of that of Sweden Why are you mentioning nominal GDP, not PPP which is $55 grand according to CIA (which is more than Sweden's and UK's and just a bit less than US's)? If they raise their taxes to the level of Sweden they will have larger nominal GDP although without any increase in the purchasing power.