Book excerpt: This book Index Number and Time Series has been written to meet the requirement of graduate/post graduate students of all Indian Universities. This book is also helpful for the preparation of I.A.S/P.C.S and other competitions. The book contains a large number of solved examples including those asked in previous years universities papers. Theory and proof of the theorems are given in a very simple manner. Short note on important topics also included. The book contains exhaustive list of formulae for ready reference.