Linking Factor

Linking Factor for WPI Series (Base: 2004-05)

In order to maintain continuity in the time series data on wholesale price index, it is imperative to provide a linking factor so that the new series, when released, may be compared with the outgoing one. The Office of the Economic Adviser has been using the arithmetic conversion method to link the various prices index series. The linking factor for the three broad groups of commodities WPI are as follows. However, the detailed individual commodities indices and their weights are available from 2004-05 onwards.User may choose any other methods as may be considered appropriate.

Average WPI in 2004-05 Linking Factor
All commodities 187.3 1.873
Primary articles 188.1 1.881
Fuel & Power 280.2 2.802
Manufactured products 166.3 1.663

Senior Economic Adviser,
Room No. 126-E, Ministry of Commerce and Industry,
Udyog Bhawan, Rafi Marg, New Delhi - 110 011, INDIA
Telephone : 91-11-2306 2721 Fax : 91-11-2306 3502
E-mail to the Senior Economic Adviser
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