1.		Opening the online marketplace: An examination of hotel pricing and travel agency on-line distribution of rooms / Liuyi Ling, Xiaolong Guo, Chenchen Yang Autor: Liuyi, Ling Coautor: ; Xiaolong, Guo Chenchen, Yang
2.		Pricing competition and channel coordination in the tourism supply chain with optional tours / Qiang Guo [et al.] Resp- Sec.: Qiang, Guo Ye, Shi Junfeng, Dong Xiaolong, Guo Anderson, Chris K.