The BT 50 index
Emerging economies: Catching up with G7By 2050, the E7 emerging economies (China, India, Brazil, Mexico, Russia, Indonesia and Turkey) will be around 50 per cent larger than the current G7 (US, Japan, Germany, UK, France, Italy and Canada), according to recent report by PricewaterhouseCoopers. China is expected to overtake the US as the largest economy around 2025. India has the potential to nearly catch up with the US by 2050.