Reduction of US tariffs on Indian goods from 50 per cent to 18 per cent enhances India's competitive position among emerging markets.Photograph: Amit Dave/ReutersKey PointsFrom the 30 Sensex firms, Adani Ports surged 9.12 per centProminent winners were Bajaj Finance, InterGlobe Aviation, Power Grid, Sun Pharma, Bajaj Finserv and RILTech Mahindra and Bharat Electronics were the only laggardsStock market benchmark indices Sensex and Nifty ended 2.5 per cent higher on Tuesday after India and the US agreed to a ...