Professor Subhash Ray published his recent paper “Unrestricted geometric distance functions and the Geometric Young productivity index: an analysis of Indian manufacturing” coauthored with Arnab Deb (Associate Professor, International Management Institute New Delhi) and Kankana Mukherjee (Associate Professor, Babson College) in Empirical Economics.
At this point, the paper is available online at https://doi.org/10.1007/s00181-020-01925-0.
Both of his coauthors are his former PhD students: Arnab Deb (PhD UConn 2012) and Kankana Mukherjee (PhD UConn 1997).