Hyeng Keun Koo (구형건, 具亨建)
Professor of Financial Engineering
School of Business, Ajou University
Suwon 16499, Korea
E-mail: hkoo@ajou.ac.kr
Dolce sentire come nel mio cuore
ora, umilmente, sta nascendo amore
Dolce capire che non son piu solo
ma che son parte di un’immensa vita
I cherish memories of my dear father, Professors Efraim P. Armendariz, Giueseppe Felloni, Youn-Suk Kim, and Peter Spufford, who were angels to my life.