This contrasts dramatically with the situation in 2005 when they were only around 20% the size of the G7 at market exchange rates and around 75% of its size in PPP terms. According to this study, China will rank number two on the list of largest economies in 2050 (measured at market exchange rates), India number three and Brazil number five.
Of the current G7 economies, only the US, the euro area and Japan would remain among the largest economies, the others would be replaced by emerging market economies. 3 Certainly, any projection is subject to a large degree of uncertainty. This holds even more for projections that try to cover very distant horizons; they are inevitably somewhat speculative.