Sarah Montague speaks to Raghuram Rajan, until 2016 the governor of the Reserve Bank of India. He says 'capitalism is under threat' and if world leaders want to save liberal democracies from a surge in populism, they need to give more power to local communities and away from big governments and big businesses. When he left his job as governor of India's central bank, he said it was 'better to be a doer than an adviser'. Now he is being talked of as one of the frontrunners to be the next governor of the Bank of England. Would he rather do that job than advise in another? Show less