Author(s): Somchai Prasert
Abstract:
This study examines the relationship between income inequality and social mobility by analyzing the impact of economic policies on income distribution. A mixed-methods approach was employed, combining quantitative econometric modeling with qualitative policy analysis. Data was collected from multiple international sources, including the World Bank and OECD, covering income distribution and social mobility metrics over the past three decades. The Gini coefficient was used to measure income inequality, while intergenerational mobility was assessed through relative income persistence indices. A fixed-effects regression model was applied to determine the influence of key policies, such as progressive taxation, education funding, and minimum wage regulations, on mobility outcomes. The results indicate a strong negative correlation between income inequality and social mobility, confirming that higher inequality leads to lower upward economic movement. Progressive taxation and increased public education investment were found to be significantly associated with higher social mobility rates. Countries that implemented robust social welfare programs exhibited reduced income disparity and greater opportunities for economic advancement. Conversely, nations with minimal redistributive policies showed stagnant mobility rates and persistent economic stratification. The findings emphasize the necessity of strategic economic policies that foster equal opportunities. Policymakers should prioritize progressive tax structures, enhanced educational access, and labor protections to reduce wealth gaps and improve intergenerational mobility. Addressing income inequality is crucial not only for social justice but also for overall economic efficiency and stability. Future research should further explore the long-term impacts of targeted interventions and cross-country policy comparisons to refine strategies for promoting economic equity.
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