new delhi, March 7 -- Union finance minister Nirmala Sitharaman on Thursday said that reciprocal tariffs remain a key subject in discussions between India and the United States, with the final decision contingent on ongoing negotiations."Tariff is something the US President has been speaking about. The commerce minister (Piyush Goyal) has already gone to the US... (to) engage with US officials, including the United States Trade Representative (USTR). Based on the negotiations...we will take a call," Sitharaman said at a post-budget interaction at Visakhapatnam....