Relationship Between Economic Income and Residents' Happiness

Economic income, as a critical factor influencing residents' quality of life, has always been an important subject in economics and sociology. However, whether sustained income growth leads to increased happiness remains controversial. This paper investigates the relationship between economic income and residents' happiness using literature analysis, data comparison, and questionnaire surveys, exploring the mechanisms and pathways through which income impacts happiness. Drawing from Maslows hierarchy of needs theory, the Easterlin paradox, and social comparison theory, the study constructs a logical chain: "Economic Income-Material Security-Psychological Feelings-Social Relationships." Data analysis and case studies demonstrate that income significantly impacts happiness, albeit in stages, relative terms, and culturally dependent ways. For instance, income significantly boosts happiness when basic life needs are unmet. However, among middle- and high-income groups, the marginal effect diminishes, and feelings of relative deprivation may even reduce happiness. Finally, the study provides recommendations from policy, social, and individual perspectives to enhance happiness, emphasizing fair income distribution, robust social support systems, and cultivating rational consumption and life-balance awareness. This paper offers theoretical support and practical insights for a better understanding of the complex relationship between income and happiness.