India has developed a world-class digital public infrastructure (DPI) to support its sustainable development goals with its journey having lessons for other countries embarking on their own digital transformation, IMF has said in a working paper, noting that digitalization has supported formalization of India’s economy and Aadhaar has helped in direct transfer of payments to beneficiaries while reducing leakages. The working paper ‘Stacking up the Benefits Lessons from India’s Digital Journey" said that the government played a catalytic role, acting as an anchor client and establishing institutions to ensure continuity in India Stack’s operations.