World Development Indicators (2022)

Ayushi Chowksey

2026-02-25

World Development Indicators (2022)

GDP, Life Expectancy, and Global Development Patterns

Ayushi Chowksey

Introduction

• This presentation analyses selected indicators from the World Development Indicators (2022).
• Focus: Relationship between GDP per capita and life expectancy.
• Objective: Explore economic and social development patterns across countries.

GDP vs Life Expectancy

• Strong positive relationship between income and life expectancy.
• Rapid gains at lower income levels.
• Diminishing returns at high income levels.

Top 10 Countries by GDP per Capita

• High-income economies dominate the upper range.
• Significant inequality across global income levels.
• Highlights concentration of economic wealth.

Key Takeaways

• Income strongly correlates with development outcomes.
• Improvements in health taper at very high income levels.
• Development is multidimensional — not purely economic.

Conclusion

• GDP per capita remains a powerful predictor of life expectancy.
• However, structural inequality persists globally.
• Sustainable development requires broader investment beyond income growth.