2018年-世界发展银行全球_The_Changing_Wealth_of_Nations_2018___Building_a_Sustainable_Future_255页_4mb

Summary of The Changing Wealth of Nations 2018: Building a Sustainable Future

Core Content

The Changing Wealth of Nations 2018 is a comprehensive report by the World Bank that introduces a new approach to measuring national wealth as a complementary indicator to GDP for assessing sustainable development. The report emphasizes the importance of tracking changes in wealth, which includes produced capital, natural capital, human capital, and net foreign assets, to understand the long-term sustainability of economic progress.

Main Findings

• Global Wealth Growth: From 1995 to 2014, global wealth increased significantly, with middle-income countries catching up to high-income countries, largely due to rapid growth in Asia.
• Inequality in Wealth: Despite overall growth, inequality in wealth remains a concern. Many low-income countries saw a decline in per capita wealth due to population growth outpacing investment.
• Human Capital as a Key Component: Human capital, measured as the value of earnings over a person's lifetime, is the most important component of national wealth globally. It is increasing in low- and middle-income countries but declining in some high-income countries due to aging populations and stagnant wages.
• Gender Parity in Human Capital: Women account for less than 40% of human capital wealth due to lower earnings, lower labor force participation, and fewer working hours. Improving gender parity could increase human capital wealth by 18%.
• Natural Capital Composition: Natural capital is the largest component of wealth in low-income countries (47% in 2014) and accounts for more than a quarter of wealth in lower-middle-income countries.
• Resource-Rich Countries: High-income OECD countries have three times more natural capital per person than low-income countries, despite natural capital accounting for only 3% of their total wealth. This highlights the importance of sustainable resource management.
• Renewable vs. Nonrenewable Resources: Renewable resources, such as agricultural land and forests, have seen more than double their monetary value in low- and middle-income countries, keeping up with population growth. In contrast, nonrenewable resources, like fossil fuels and minerals, offer a one-time opportunity for development, but their exploitation must be managed carefully to avoid depletion.
• Wealth and Sustainability: Wealth is a forward-looking indicator that reflects the ability of an economy to sustain income and growth over time. It complements GDP, which only measures current income and production.

Main Topics Covered

• Wealth Accounting: The report outlines the methodology for measuring national wealth, including produced, natural, and human capital, as well as net foreign assets.
• Adjusted Net Saving (ANS): A key metric introduced to assess the sustainability of wealth accumulation. It accounts for depreciation and depletion of natural capital.
• Global and Regional Trends: Analysis of wealth trends from 1995 to 2014, including the convergence of wealth in different regions and the impact of population growth.
• Resource-Rich African Countries: Case studies on Ghana and Niger show how resource rents can be used for development, but also highlight the challenges of managing these resources sustainably.
• Carbon Wealth: The report discusses the risks and opportunities associated with carbon wealth, including the challenges of fossil fuel depletion and the need for climate strategies.
• Intangible Capital in Morocco: Morocco is highlighted as a case study where intangible capital, such as education and social trust, plays a critical role in development.
• Air Pollution Impact: Air pollution is shown to have significant economic and health impacts, reducing labor income and increasing premature mortality.
• Marine Fisheries Wealth: Subsidies in marine fisheries are found to reduce the sustainability of these resources, with the report providing insights into the state of global fish stocks.
• Remote Sensing and Modeling: The report discusses the use of remote sensing and environmental modeling to better quantify and value natural capital.

Key Contributions

• Introduces Adjusted Net Saving (ANS) as a tool to assess sustainable development.
• Provides global and regional wealth trends from 1995 to 2014, highlighting convergence and disparities.
• Emphasizes the role of natural capital in development and the need for sustainable management.
• Focuses on human capital as a driver of long-term economic growth and well-being.
• Includes case studies from Ghana, Niger, and Morocco to illustrate wealth dynamics and development strategies.
• Highlights the economic costs of air pollution and the importance of measuring these losses.
• Discusses the challenges of carbon wealth and the need for climate adaptation strategies.

Methodology and Data Sources

• The report uses a comprehensive approach to wealth accounting, incorporating data from over 1,500 household surveys.
• It includes data from various sources, such as the World Bank, FAO, OECD, and other international organizations.
• New data and improved methodologies have enhanced the accuracy of wealth and natural capital estimates.
• The report provides guidelines for data and models to support wealth accounting, particularly for natural capital.

Conclusion

• Wealth is a crucial indicator for assessing long-term economic sustainability and well-being.
• It complements GDP by providing a broader view of economic progress, including the sustainability of asset bases.
• The report underscores the need for sustainable resource management, investment in human capital, and strong institutions to ensure that wealth growth is both inclusive and sustainable.

References

• The report includes a wide range of references, including studies on natural capital, human capital, and economic productivity.
• It also references companion volumes and international frameworks, such as the Sustainable Development Goals (SDGs), to contextualize its findings.