Lagos set to overtake Johannesburg as 2nd largest African city by GDP: Lagos set to overtake Johannesburg as 2nd largest African city by GDP: Lagos is set to overtake Johannesburg as Africa’s second largest city by gross domestic product by 2035, according to a report by Oxford Economics. 2017: Another false dawn for SA rugby: Only the Blitzboks actually achieved anything this … [Read more...] about Lagos set to overtake Johannesburg as 2nd largest African city by GDP