In highly volatile trade, the rupee maintained its edge over the American currency for the second day on Tuesday, appreciating by a modest three paise to close at 66.82.

Trading was thin and confined to an extremely narrow range in the absence of any market-moving factors, even as a resurgent dollar remained in the spotlight in the currency market. Sluggish domestic equities and persistent capital outflows largely pressurised the Indian unit, a forex dealer said.

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