We are pleased to cordially invite you to the 86th meeting of the European Working Group “Multiple Criteria Decision Aiding” that will be held on September 21-23, 2017 in Paris, France.

The main theme of this meeting will be "Multiobjective Combinatorial Optimization". All contributions dealing with multiple criteria decision aiding, and in particular those relative to the theme of the meeting, are welcome. Communications can be made in both official languages of the Group, i.e. English and French; each author is invited to speak the language he knows better, the projected documents having to be written in the other language.