ACHYUT OAK Mulund College of Commerce,Mumbai 400080   8 Amitshree, 12th Lane 852 Bhandarkar Institute Road PUNE PUNE, Maharashtra 411004 INDIA   achyutoak@gmail.com     Biographical Sketch: Former Senior Scientific Officer,Ministry of Defence ,Govt of India, Principal(Retd) ,Mulund College of Commerce, Mumbai 400080 Director( Retd) Institute of Management and Professional Studies,Mumbai 400080 Published many technical papers in the National and International Journals in Statistics,Economics,Education,Operations Research,Quality Control, Management. Written Books on Mathematics,Statistics,Management and OR Attended and Papers presented in the Interational Conferences at Toronto(Canada),Hong Kong,Honolulu(Hawaii,USA),Cesme(Turkey),etc Graduate and Post Graduate Teacher in Statistics ( University of Pune,Mumbai)...   Primary Research Focus: Economics( Price Theory), Statistics,Operations Research   JEL Areas: D0 : Microeconomics: General B1 : History of Thought through 1925: General