India needs to achieve an annual growth rate of 8% to overtake China as the largest contributor to the global economy, says Barclays Plc. India should prioritize investments in sectors like mining, utilities, transport, and storage, which have a more significant impact on the broader economy, according to Rahul Bajoria, a senior economist at Barclays in Mumbai. Lately, investments in these traditional sectors have been overshadowed by emerging industries such as telecommunications and the digital sector.