Disadvantages often include: communication difficulties, more time needed for meeting and tasks, linguistic difficulties, increased complexity, and negative stereotypes.
อาจารย์ Nancy Adler describes group productivity as follows:
Actual productivity = Potential productivity (Produce ที่คาดหวัง)–Losses due to faulty process (กระบวนการที่สูญหาย)
Adler pointed out that multicultural groups have more potential for higher productivitythan dohomogeneousgroups