This paper develops a formal economic theory to explain the Easterlin paradox-average happiness levels do not necessarily increase as countries grow wealthier. The theory analyzes the different roles of income and non-income factors in promoting people's happiness, and provides a foundation for...

This paper develops a theory to explain the Easterlin Paradox, which holds that average happiness levels do not necessarily increase as countries grow wealthier, by analyzing the different roles of income and non-income factors in promoting happiness. Our theory shows that happiness rises with...