New Delhi, June 3 -- Negotiating teams of India and the United States on Tuesday launched their three-day in-person discussions to finalise an interim bilateral trade agreement (BTA) with Washington seeking greater market access and New Delhi demanding comparative duty advantage for its goods in the American market, people familiar with the matter said. Barring tariff architecture, all other matters were almost settled on February 7, the people added, requesting anonymity. The US is now working on a new legally tenable tariff architecture that would give advantage to Indian goods over those from competitors such as Vietnam, Bangladesh, Sri Lanka and Pakistan, they said. On February 7 this year, the two countries reached a framework for an i...