The author is deeply indebted to Professor Geoffrey Wall of the University
of Waterloo, Canada, and Professor Yasuo Uchida of Ritsumeikan Asia Pacific
University, Japan, for their invaluable advice on this paper. She greatly thanks
a number of mentors, cooperators and participants from Palawan and Manila,
especially Professor Reil Cruz of the University of the Philippines, Mr. Dante
Dalabajan, Dr. Francisco P. Flores, Mr. Ronnel Chua, Ms. Remy Beltran and her
family whose generous assistance made this research possible.