Economic Convergence Dynamics and Regional Disparities
Summary
Global research on economic convergence explores the tendency for less-developed regions to grow at a faster pace than richer counterparts, thereby narrowing income gaps over time. Analyses focus on both cross-sectional dispersion (σ-convergence) and growth-rate catch-up (β-convergence), as well as the emergence of convergence clubs in which groups of regions share similar growth trajectories. Drivers of convergence include investments in human capital, institutional quality, technological readiness and the spatial transmission of growth through trade and knowledge spillovers. Yet persistent disparities remain, often structured along core–periphery lines, underscoring the importance of coordinated policy interventions in infrastructure, digital inclusion and labour mobility to promote balanced territorial development and sustainable prosperity.
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Economic Convergence Dynamics and Regional Disparities publication trend
The graph below shows the total number of articles in economic convergence dynamics and regional disparities across all publications each year (not limited to Nature Index journals).
Technical terms
Beta-convergence (β-convergence): The process by which regions with lower initial per capita income grow faster than those with higher initial income, leading to a reduction in relative income gaps over time.
Sigma-convergence (σ-convergence): A decline in the dispersion of income levels across regions, typically measured by the standard deviation or coefficient of variation of regional incomes.
Spatial spillovers: Economic impacts transmitted between adjacent regions, whereby growth in one area stimulates investment, innovation and productivity gains in neighbouring territories.
Convergence clubs: Subsets of regions that converge toward a common growth path based on similar structural characteristics, institutions or initial conditions, without necessarily aligning with other groups.
References
- Economic Convergence in EU NUTS 3 Regions: A Spatial Econometric Perspective. Sustainability (2020).
- Convergence and the Matthew Effect in the European Union Based on the DESI Index. Mathematics (2022).
- Does Population Mobility Contribute to Urbanization Convergence? Empirical Evidence from Three Major Urban Agglomerations in China. Sustainability (2020).
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