Economy India may be in a position to retaliate, says US on tariff hikes Updated : March 24, 2018 06:36 AM IST The USTR told that India's system is not open and has a lot of "vulnerabilities". The US continues to be on the cusp of triggering a global trade war by unveiling high import tariffs on a number of items. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.