„Ethnically homogeneous schools are in a better position to decrease the educational disadvantages of immigrant students from certain countries or origin than ethnically diverse schools.“
Univ.-Prof. Dr. Jaap Dronkers u.a., „Positive but also Negative Effects of Ethnic Diversity in Schools on Educational Performance?“ in Windzio (Hrsg.), „Integration and Inequality in Educational Intitutions“ (2013), S. 94