“…Arguably, the most obvious factor are school fees, which act as gatekeepers of educational opportunities, for instance, in countries with a highly developed private school sector such as the UK, but also in countries like Greece or Korea in which private afternoon schools focussing on particular subjects, such as English or Mathematics, have developed complementarily to the public sector as a presumably more effective, but definitely more cost intensive route to educational success (Mitsikopoulou 2007, Park 2009). Besides financial disadvantaging, educational discrimination is unfortunately also integral to many national school systems.…”