“…Furthermore, private schools frequently admit students based on academic achievement, and academic achievement is associated with social origin (Jenkins, Micklewright, & Schnepf, 2008;Tavan, 2004). In this regard, private schools contribute to social segregation by attracting children who perform well at school (Hsieh & Urquiola, 2006) and children who come from higher social strata (Jerrim, Chmielewski, & Parker, 2015;Lankford & Wyckoff, 2001). Cross-national comparative studies support the hypothesis that social segregation in education systems increases as the proportion of private schools at national levels increases (Alegre & Ferrer, 2010;Le Donné, 2014).…”