Athens University of Economics and Business (AUEB; Greek: Οικονομικό Πανεπιστήμιο Αθηνών, Oikonomiko Panepistimio Athinon, abbrev. ΟΠΑ, OPA) was founded in 1920 in Athens, Greece and is the oldest university in Greece in the field of economics. Before 1989, the university was known in Greek as the Supreme School of Economics and Business (Ανωτάτη Σχολή Οικονομικών και Εμπορικών Επιστημών, Anotati Scholi Oikonomikon kai Emborikon Epistimon, abbrev.