India's gold imports could drop by up to a quarter this year if, as expected, the government again raises the duty on the precious metal, the chairman of the All India Gems and Jewellery Trade Federation said Thursday. Bachhraj Bamalwa said he believes import duty on gold will be hiked to 6% in the budget scheduled for Feb. 28. The rate was doubled to 4% last as part of moves to cut India's trade deficit. "Going by the government's attitude