Dr Amit Jaiswal. Urbanisation As an Engine of Economic Growth in India: Revisiting the City–Productivity Nexus in the Context of Economic Survey 2025–26: DOI- https://doi.org/10.5281/Zenodo.23042943. ldealistic Journal of Advanced Research in Progressive Spectrums (IJARPS) eISSN– 2583-6986 2026, 5, 110-116.