Ng, Yew-Kwang (2003) From preference to happiness: towards a more complete welfare economics, Social Choice and Welfare 21, pp. 113-116.
Ng, Yew-Kwang (2002) The East-Asian happiness gap: speculating on causes and implications, Pacific Economic Review 7, pp.51-63.
Ng, Yew-Kwang (2000) The Optimal Size of Public Spending and the Distortionary Cost of Taxation, National Tax Journal 53, pp. 253-272.
Ng,Siang and Ng, Yew-Kwang (2000) Enrichment of a Sector Benefits Others, Pacific Economic Review 5(3), pp. 299-301.
Ng, Yew-Kwang (1999) Utility, Informed Preference or Happiness: Following Harsanyi's Argument to its Logical Conclusion, Social Choice and Welfare 16, pp. 197-216.
Ng, Yew-Kwang (1997) A Case for Happiness, Cardinalism, and Interpersonal Comparability, Economic Journal 107, pp. 1848-1858.
Ng, Yew-Kwang (1995) Towards welfare biology: Evolutionary economics of animal consciousness and suffering, Biology & Philosophy 10, pp. 255-285.
Ng, Yew-Kwang (1984) Quasi-Pareto Social Improvements, American Economic Review 74, pp. 1033-1050.
Ng, Yew-Kwang (1982) A Micro-Macroeconomic Analysis Based on a Representative Firm, Economica 49, pp. 121-139.
Ng, Yew-Kwang (1975) Bentham or Bergson? Finite Sensibility, Utility Functions and Social Welfare Functions, Review of Economic Studies 42, pp. 545-570.