Yalova City Of Turkey for However, because of the impact of economic policy in promoting human happiness, welfare economics continues to be an important branch of economics. As welfare economics concepts and techniques are improved, economics may be able to make even greater contributions to human society. BIBLIOGRAPHY. Paul Samuelson, Foundations of Economic Analysis (Harvard University Press, 1983) Jeremy Bentham, The Principles of Morals and Legislation (Prometheus Books, 1988). John Stuart Mill, On Liberty and Utilitarianism (Bantam Classics, 1993); A.C. Pigou, Some Aspects of Welfare Economics, American Economic Review (June, 1951); Murray N. Yalova City Of Turkey 2016.