About The Author 

Naib Singh is an Associate Professor of Commerce (H.E.S-1) in the Higher Education Department, Haryana. Presently he is working in Govt. P.G. College, Ambala Cantt. He has 16 years of teaching experience of Graduate and Post Graduate classes. He is Master of Philosophy in Commerce from Kurukshetra University Kurukshetra. He is UGC-NET qualified in Commerce. Presently he is pursuing Ph. D. in Management from Punjab Technical University, Jalandhar (Punjab). He has submitted the thesis for the award of degree. He has been appointed as the paper setter for various UG and PG semester and annual examinations of Kurukshetra University Kurukshetra. He is on the panel of external examiner for various practical and Viva-Voce examinations of the Kurukshetra University Kurukshetra. He has published 31 books in the subjects of Business Environment, Business Management, Legislation, Statistics, Marketing and Economics. He has got published more than 71 research papers in various reputed edited books, National and International Journals. He has presented research papers in 62 seminars/conferences and workshops. He is on the Editorial Board of 15 National and International Journals. Dr. Ravi Kant Gulati has worked as an Associate Professor of Commerce in the D.A.V. College, Ambala City. He has 33 years of teaching experience of Graduate and Post Graduate classes besides supervising Doctoral and Master Research in the areas related to the discipline. He is Doctor of Philosophy in Commerce. He has obtained the degree of Master of Philosophy in Commerce. He has done DPMLW and PGDCA. He has got published various research papers in various reputed edited books, National and International Journals. He has presented numerous research papers in the reputed seminars/conferences and workshops. 50 students have completed their M.Phil. degrees under his guidance. He has supervised three students of Ph.D.