Group Decision and Negotiation in an Uncertain World 18th International Conference, GDN 2018, Nanjing, China, June 9-13, 2018, Proceedings - Chen, Ye; Chen, Ye; Kersten, Gregory; Kersten, Gregory; Vetschera, Rudolf; Vetschera, Rudolf; Xu, Haiyan; Xu, Haiyan (Springer International Publishing : Imprint: Springer, 2018)