Retail bookstore chain Barnes & Noble Inc. (NYSE: BKS) reported lower fourth quarter profits of $1.79 per share compared with $1.83 per share last year, but went ahead with an increase in its quarterly cash dividend. Meanwhile, rival Borders Group Inc. (NYSE: BGP) announced that it was putting itself up for sale. Shares of Barnes & Noble climbed $2.08 to $30.08 while Borders stock plummeted $2.68 to $4.42