彼得森经济研究所-冠状病毒疾病后的国际金融体系（英）-2022.2-30页_1mb

22-2 The International Financial System after COVID-19

Core Content

This paper by Maurice Obstfeld analyzes the evolution of the international financial system in the aftermath of the Global Financial Crisis (GFC) and the subsequent impact of the COVID-19 pandemic. It emphasizes the need for structural reforms to enhance market resilience, rather than relying on ad hoc policy interventions, which were crucial during the 2020 crisis but are not sustainable in the long term.

Main Points

• Global Financial Market Trends: Since the 1990s, global financial markets have expanded significantly, leading to increased capital flows. However, this expansion also introduced vulnerabilities, as seen during the GFC and the early stages of the pandemic.
• Capital Flow Dynamics: Capital flows to emerging-market and developing economies (EMDEs) were severely reversed during the pandemic, highlighting the fragility of these markets. The paper discusses the distinction between "gross" and "net" capital flows and their implications for financial stability.
• Financial Integration and Resilience: The level of financial integration, measured by gross external assets and liabilities relative to GDP, has increased for advanced economies but has stagnated for EMDEs since 2008. This suggests that EMDEs have not fully integrated into global financial markets despite efforts at liberalization.
• Global Financial Cycle: The paper explores the concept of a global financial cycle, where asset prices, commodity prices, capital flows, and intermediary leverage move in sync across global markets. US monetary policy and the US dollar are central to this cycle.
• Role of the US Dollar: The US dollar plays a significant role in the global financial cycle. Its appreciation is associated with reduced trade volume, lower commodity prices, and negative impacts on EMDEs, particularly those reliant on commodity exports.
• Policy Implications: The crisis has shown that while large-scale monetary and fiscal interventions helped stabilize the global economy, they are not a long-term solution. The paper advocates for structural reforms to improve market resilience and reduce reliance on reactive policy measures.

Key Information

• Capital Flow Index: Figure 1 illustrates the growth of global capital flows, which have fluctuated since the GFC but have not reached their previous peak.
• Financial Openness: Figure 2 shows the Chinn-Ito index of financial account openness, indicating that high-income countries have achieved near-maximum openness, while lower-income countries have lagged.
• Korea's Financial Integration: Figure 4 demonstrates Korea's financial integration, with external assets growing despite a stagnation in liabilities since the GFC.
• Global Financial Cycle Index (GFCy): Figure 7 and Figure 8 present the GFCy index, which is closely correlated with the US dollar's value and EMDE growth rates. The GFCy index is a key indicator of global financial conditions.
• Dollar Appreciation and Trade: Figure 9 shows the negative correlation between dollar appreciation and world trade volume, suggesting that a stronger dollar can reduce trade activity.
• Commodity Price Correlation: Figure 10 highlights the strong negative relationship between dollar appreciation and commodity prices, which is particularly impactful for EMDEs.
• Oil Price Fluctuations: Figure 11 illustrates the volatility of oil prices relative to the US dollar, emphasizing the interconnectedness of financial and commodity markets.
• Structural Reforms: The paper concludes that reforms aimed at increasing market resilience are essential for long-term stability, rather than relying on emergency interventions.

Conclusion

The paper underscores the importance of understanding the global financial cycle and the role of the US dollar in shaping international financial conditions. It argues that the current financial system, though resilient enough to survive the 2020 crisis, is vulnerable to future shocks unless structural reforms are implemented to enhance stability and reduce dependence on ad hoc policy measures.