Naidu S. A Study on Retraining in the Light of Technological Changes & Up Gradation from a Global Perspective With Special Emphasis on the Chinese Economy. pijom [Internet]. 2011 Feb. 1 [cited 2025 Oct. 22];4(2):3-10. Available from: https://www.indianjournalofeconomicsandresearch.com/index.php/pijom/article/view/62087