INR drooped 14 paise to 73.16 against the U.S. dollar in opening exchange on March 8, as rising unrefined petroleum costs and reinforcing of the American money in the overseas market weighed on investor sentiment.

At the interbank forex market, the homegrown unit opened at 73.13 against the U.S. dollar, at that point fell further to 73.16 against the American currency, enrolling a decrease of 14 paise over its past close.