Hong Kong-based Renren Inc. (RENN), a Chinese social-media site, continued to post steep gains. According to report from Barron's citing a Bloomberg report, the market is speculating that Baidu Inc. (BIDU, K3SD.SG) may buy the rest of Renren's Nuomi.com. Back in August, Baidu bought a 59% stake for $160 million. Renren shares rose 7.7% to $3.92. http://online.wsj.com/article/BT-CO-20131002-710766.html