What is meant by the Wholesale Price Index?

Wholesale Price Index (WPI) is the index which tracks and measures changes in the prices when goods are traded between entities or businesses in bulk.You can read about the WPI – Wholesale Price Index [UPSC Indian Economy Notes] in the given link.

Further readings:

1. Consumer Price Index (CPI) – Indian Economy Notes
2. Topic-Wise GS 3 Questions for UPSC Mains