Jiarui Gan Bo An 0001 Haizhong Wang Xiaoming Sun Zhongzhi Shi Optimal Pricing for Improving Efficiency of Taxi Systems. 2013 IJCAI http://www.aaai.org/ocs/index.php/IJCAI/IJCAI13/paper/view/6540 http://ijcai.org/Abstract/13/414 conf/ijcai/2013 db/conf/ijcai/ijcai2013.html#GanAWSS13 2811-2818