While terming the move as a "major step backwards", the article - authored by Rachit Solanki, Somnath Sharma, R K Sinha, S R Behera and Atri Mukherjee - said that the cumulative fiscal burden in the case of the OPS could be as high as 4.5 times that of the New Pension Scheme. The views expressed in the research paper are not that of the RBI.
