Mumbai, Oct. 13 -- The Indian rupee appreciated five paise to close at 88.67 (provisional) against the US dollar on Monday, even as domestic equities stayed weak and dollar firm overseas. International oil prices also rebounded sharply following an over 5% plunge on Friday. The domestic unit faced some resistance as renewed trade war tensions between the US and China led to risk aversion in global markets. Indian shares ended lower on Monday, mirroring weakness in global markets as the U.S. government shutdown entered its third week and trade tensions between the U.S. and China returned to the fore. The benchmark BSE Sensex ended the session down 173.77 points, or 0.21 percent, at 82,327.05 after having fallen to a low of 82,043 during in...