Bachelor with honors, University Malaya, Singapore, 1960. Master of Arts, Williams College, 1961. Doctor of Philosophy, University Singapore, 1969.
Assistant secretary Ministry Commerce & Industry, Singapore, 1960. Assistant lecturer University Malaya, 1961—1964. Lecturer University Singapore, 1964—1970, senior lecturer, 1971—1974, associate professor economics, 1974—1980, professor, since 1981.
Advisor Kikkoman Singapore Pte Ltd., since 1982. Board directors United International Securities, Singapore, NTUC Income.
Chairman Presbyterian Welfare Services, Singapore, since 1976. Member of Economics Society Singapore (vice president).
Married Choon Neo Koh Lee (deceased October 1977). Married Tsao Yuan Lee, October 1, 1955. Married Tsao Yuan Lee, 1982.