世界银行-生活、生计和学习：新冠肺炎大流行对健康影响的全球视角（英）-2024.3-28页_1mb

Report Analysis Summary: COVID-19 Well-being Impacts

Introduction

This paper analyzes the global well-being impacts of the COVID-19 pandemic during its emergence in 2020-2021, focusing on three dimensions: loss of life, loss of income (poverty), and school closures affecting learning outcomes. It evaluates these impacts through a unified framework comparing them in terms of years of life lost and additional years spent in poverty, using a parametric aggregation method with the normative parameter α. The study finds substantial well-being losses globally and examines inequalities across countries at different levels of income and in specific regions.

Methodology

The analysis uses a lifecycle utility framework to aggregate well-being losses from mortality, current poverty, and future poverty due to schooling disruptions. Losses are:

• Measured by years of life lost from excess mortality.
• Current Poverty Years (CPY) from income declines during the pandemic.
• Future Poverty Years (FPY) from projections of future income loss due to reduced human capital from school closures.
  Losses are discounted using a 3% factor, and a poverty concept ties to national poverty lines. The paper employs country-specific growth simulations to estimate FPY.

Results

Global estimates show:

• Each person lost approximately 19 days of life and 17 days spent in 2020-2021 poverty, plus 31 days potentially in future poverty.
• Well-being losses differ significantly by country income:
  • High-income countries suffered most from mortality (YLL).
  • Low-/middle-income countries suffered most from poverty impacts.
  • Upper-middle-income countries had the highest average total well-being losses among all groups.
• School closures had large long-term poverty impacts (FPY), often exceeding current poverty consequences.
• Future poverty risks from learning loss could be avoided through remedial policies.
• The implications were particularly severe in Latin America and Eastern Europe, due to aging populations and limited healthcare/social protection.

Conclusion

The pandemic caused substantial well-being losses across the board, distributed unevenly. Upper-middle-income countries bore the heaviest total losses, and school-related poverty impacts were large. Policy implications highlight the need for country-specific strategies addressing mortality, social protection, and education to mitigate long-term poverty risks. Countries are encouraged to enhance social policies to shield populations from pandemic-related income and learning losses.