At the stock markets, after a firm opening, the Sensex at the Bombay Stock Exchange largely remained in the green, and had climbed 38 points, or 0(point)1 percent, to 31,113 a short while ago. The Nifty at the National Stock Exchange had gained 13 points, to 9,591.And at the forex market, the rupee rebounded from initial losses, and had appreciated 2 paise, to 64.52 against the dollar in afternoon deals.