Despite a fall in global commodity prices, headline inflation has been sticky due to supply bottlenecks and strong domestic consumption demand.
"One very critical source is non-traded commodities, particularly food ... where a lot of headline inflation is received here," said Gokarn, while addressing a panel discussion here.
Though inflation may not be linked to global commodity prices, he said, there is a significant element of commodity shock.
The Wholesale Price Index (WPI), India's inflation indicator, has eased to below seven per cent since the start of the calendar year. However, primary articles' inflation increased from 2.76 per cent in January to 9.62 per cent in March, mainly on account of a rise in prices of milk, pulses and vegetables that are non-tradable
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