2013年-IMF国际货币组织全球_Reassessing_the_Role_and_Modalities_of_Fiscal_Policy_in_Advanced_Economies_64页_1mb

IMF Policy Paper: Reassessing the Role and Modalities of Fiscal Policy in Advanced Economies

Core Content

This IMF Policy Paper, published in June 2013, reassesses the role and modalities of fiscal policy in advanced economies (AEs) in the context of the 2008-09 financial crisis and its aftermath. It focuses on four main areas: fiscal risks and sustainability, fiscal policy as a countercyclical tool, design of fiscal adjustment programs, and fiscal transparency and institutions.

Main Points

1. Fiscal Risks and Sustainability

• The financial crisis exposed significant macro-fiscal vulnerabilities in AEs that were not fully recognized before.
• "Safe" debt levels for AEs are now being re-evaluated due to the amplified risks from sovereign-bank feedback loops and contingent liabilities.
• The traditional measures of fiscal sustainability, such as headline fiscal balances and debt-to-GDP ratios, are insufficient. A more comprehensive analysis is needed that accounts for structural fiscal positions, likelihood of fiscal crises, and market perception shifts.
• Fiscal space is defined as the distance between the current debt ratio and the debt limit, beyond which the sovereign may lose market access. This limit is influenced by primary balance sustainability and the interest rate-growth differential (r - g).
• Historical performance and institutional capacity are important in assessing fiscal space, but past low surpluses do not necessarily imply current limitations.

2. Fiscal Policy as a Countercyclical Tool

• Fiscal policy has proven to be an effective countercyclical tool when monetary policy is constrained by the zero lower bound (ZLB), financial sector weakness, or large output gaps.
• Discretionary fiscal policy is more effective in low-debt countries, as shown in Figure 5.
• Fiscal multipliers have been found to be large in the post-crisis period, indicating that fiscal stimulus can have significant effects on economic activity.
• Automatic stabilizers and discretionary measures have both played a role in countercyclical adjustments, with the latter being more prominent during the crisis.
• However, discretionary fiscal policy is still viewed with caution, especially during normal cyclical fluctuations, due to its potential for mismanagement and lack of predictability.

3. Design of Fiscal Adjustment

• The pace and composition of fiscal adjustment have become central to policy discussions.
• Frontloading is more justifiable in countries under market pressure, while those without such pressure can adjust at a moderate pace within a medium-term plan.
• "Speed limits" on adjustment pace are important to avoid market backlash.
• The composition of fiscal adjustment (expenditure vs. revenue measures) should be tailored to the initial spending-to-GDP ratio and equity considerations.
• Fiscal rules and medium-term budget frameworks are essential for credibility and flexibility, but the crisis has highlighted the need for more robust and adaptive frameworks.

4. Fiscal Transparency and Institutions

• The crisis has underscored the importance of fiscal transparency and institutional quality in managing fiscal risks.
• Fiscal rules need to be cycle-sensitive to reflect real-time economic conditions.
• The transparency of fiscal accounts is crucial to ensure public and market confidence.
• Budgetary institutions must be re-evaluated to support fiscal sustainability and responsiveness to economic shocks.

Key Information

• Pre-crisis belief: AEs were seen as having limited fiscal risks, with strong financial systems and market discipline.
• Post-crisis reality: AEs faced larger-than-expected shocks, including aging-related spending, financial sector instability, and sovereign-bank feedback loops.
• Fiscal dominance risk: High public debt levels may lead to central banks being pressured to support fiscal adjustment, undermining their independence and inflation control.
• Role of central banks: While central bank support can help stabilize markets, it should complement, not substitute, for fiscal adjustment.
• Fiscal space: A key concept in the paper, defined as the buffer between current and sustainable debt levels, influenced by historical performance, institutional design, and market conditions.
• Multiple equilibria risk: High debt levels can lead to self-fulfilling crises, where rising interest rates can push a sovereign into insolvency.
• Fiscal transparency: The crisis has revealed the need for improved fiscal reporting and more flexible fiscal rules to support long-term sustainability.

Conclusion and Implications

The paper concludes that the role of fiscal policy in AEs has significantly evolved since the 2008-09 crisis. A more risk-based and flexible approach is necessary to assess fiscal sustainability, adjustment pace, and policy effectiveness. It emphasizes the importance of fiscal institutions, transparency, and cycle-sensitive rules in ensuring long-term fiscal stability and effective countercyclical responses.

Issues for Discussion

• How to define and measure fiscal space more accurately.
• The role of central banks in supporting fiscal adjustment without compromising independence.
• The need for more robust fiscal rules and transparent budget frameworks.
• The impact of aging populations on long-term fiscal sustainability.
• The effectiveness of discretionary fiscal policy in normal versus crisis conditions.