Sweeping change is coming to the World Economic League Table over the next decade. Compiled by the UK's Centre for Economics and Business Research (Cebr), the league table is billed as “the go-to measure of the comparative economic success of different countries” and has some eye-opening predictions for 2031. 

With emerging upstarts tipped to outshine advanced stalwarts, and the current frontrunner set to lose its coveted number one spot, read on to discover the top 25 nations that will be ruling the world in 10 years' time. All dollar values in US dollars, and dollar and pound sterling values at current prices.