Dollar closed at 67.9800 against its opening at 68.1600.Dollar ended down Thursday on selling by nationalised banks mostly on behalf of Reserve bank of India, who intervened to stem volatility in the pair.some foreign banks and exporters offloaded their positions after the Bank of England policy decision release.US Fed chairman Jerome Powell comment that falling unemployment and faster inflation supports additional interest rate increase in the US may support demand for the greenback.The greenback traded surged to its highest level since Jul 17, 2017 against other major currencies however remained little changed on lack of significant US economic data. Dollar index, which weighs greenback against a basket of six major currencies, traded at 95.19 Thursday compared to 95.11 at close of Indian Market Wednesday.......