Central banks could use smaller increments of interest rate changes as a more informative signal on the stance of monetary policy, the Reserve Bank of India’s Shaktikanta Das said on April 12.

The RBI governor said the decelerating global economy and pressure on central banks to prop up the economy called for policy-makers to “think outside the box” and challenge conventional wisdom. “Let me try and somewhat shock you with one such thought experiment,” he told the International Monetary Fund’s