"You must be confused seeing what I teach today. It is ok, I also took a long time to understand at that time"Kalimat itu diucapkan oleh Professor Finance di kampusku ketika beliau mengajarkan tentang salah satu instrumen derivatif yang memang cukup membingungkan, Options (Hak Opsi). Mengkombinasikan Opsi Put atau Call, Posisi short atau...
