During those three years, he obtained a master's degree in economics from Columbia University.
He worked through his medical studies well up to third year and furthermore obtained a distinction in political economics in 1963.
He obtained a bachelor's degree in economics at Harvard.
Nathanael plans obtain a dual degree in economics and finance.
He then obtained a master's degree in economics (1972).
He obtained his degree in economics in 1985 from University of Indonesia.
To obtain a diploma in History or Economics it takes four semesters.
He furthered his studies at Harvard University and obtained a master's degree in economics.
He then obtained a master's degree in economics from the same university, before continuing his education in the United States.
He obtained a master's degree in economics from the University of Cambridge in 1980.