India will overtake China to become the world’s biggest economy in less than 40 years, according to leading economist Douglas McWilliams, chief executive of the Centre for Economics and Business Research think-tank. China is widely acknowledged to be on track to oust the US from that position within the next decade, although expectations vary on when exactly the handover will take place. But after China becomes the world’s largest economy around 2023, it will itself be overtaken by India around 2048, predicts Mr McWilliams. “We are only part way through a major process that is set to continue for the next 50 years at ... (full story)