The present volume offers an in-depth comparative analysis of operations research. The nature of gods produced, type of manufacturing, sources of raw-materials and other important aspect of subject have been analysed exhaustively. It is an incisive and comprehensive work which brings to fore the key differences in operations research.The book is useful to B. Com., B.B.A., B. Sc., M. Sc., and M.B.A. students of our country.