2013年-IMF国际货币组织全球_The_Economic_Effects_of_Fiscal_Consolidation_with_Debt_Feedback_51页_2mb

报告摘要

Summary of "The Economic Effects of Fiscal Consolidation with Debt Feedback"

Core Content

This paper by Marcello Estevão and Issouf Samake explores the economic effects of fiscal consolidation, particularly in the context of debt feedback and the use of annual data to estimate fiscal multipliers. The study focuses on regions with limited quarterly data, such as low-income countries and Central America, and validates the methodology using results from advanced economies, emerging markets, and other country groupings.

Main Views

Fiscal Multipliers and Debt Feedback: The paper estimates fiscal multipliers using a structural vector error-correction model (SVECM) with annual data, incorporating debt feedback effects. This approach allows for the identification of exogenous fiscal shocks in the absence of high-frequency data.
Fiscal Policy in Central America: Fiscal policy in Central America (including Panama and the Dominican Republic) has generally been procyclical, meaning it followed the business cycle rather than counteracting it. However, after a decade of adjustment, these countries adopted counter-cyclical fiscal policies to manage the 2007–08 food and fuel price hikes and the global financial crisis.
Impact of Fiscal Consolidation: Fiscal consolidation in low-income countries has a small temporary negative effect on growth but supports medium-term output. This is in contrast to advanced and emerging market economies, where fiscal consolidation tends to have more negative medium-term effects, especially when based on capital spending cuts.
Composition of Fiscal Consolidation: The paper emphasizes that the composition of fiscal consolidation matters. Tax increases or cuts in current spending are less disruptive to growth compared to cuts in capital spending. Shifting public spending toward capital expenditure is found to support long-run growth.

Key Information

Methodology

The authors use a structural vector autoregressive model (SVECM) to estimate fiscal multipliers, which accounts for debt feedback and financial constraints.
The model is designed to handle annual data and incorporates cointegrating relationships to identify fiscal shocks.
The approach is validated using results from other country groupings such as advanced economies, emerging markets, and low-income countries.

Estimation Approach

The model includes the following variables: government spending (g), net tax revenue (t), real output (y), real effective exchange rate (reer), and yield on government securities (i).
The authors assume that interest rate effects on taxes are negligible and that government spending and tax revenue do not respond to output within a quarter.
The model uses cointegration analysis to impose identification restrictions and allows for the estimation of automatic stabilizers.

Results

Fiscal Multipliers: The results show that fiscal multipliers are generally significantly different from zero in the first three years following a fiscal shock.
Central America: The study estimates fiscal multipliers for Central American countries for the first time, revealing that fiscal consolidation had a small negative effect in the short run but supported medium-term output.
Country Groupings: The authors also estimate multipliers for various groupings, including low-income countries (LICs), heavily indebted poor countries (HIPCs), oil-producing countries, emerging market economies (EMEs), and advanced economies (AEs). These results are compared with existing literature.
Spending vs. Tax: Tax multipliers are found to be less disruptive to growth than spending multipliers, particularly when fiscal consolidation is based on tax increases or current spending cuts.
Capital vs. Current Spending: Capital spending cuts are more harmful to short- and medium-term output than current spending cuts, highlighting the importance of targeting fiscal consolidation in a way that preserves long-term growth potential.

Conclusion

The paper concludes that fiscal consolidation in low-income countries can be growth-friendly if it is based on tax increases or current spending cuts, and if the debt feedback mechanism is properly accounted for. It also underscores the importance of using cointegration techniques in the absence of high-frequency data and highlights the need for a nuanced understanding of fiscal policy effects across different economic contexts.

Key Contributions

Provides fiscal multiplier estimates for understudied regions, particularly Central America.
Develops a novel method to estimate fiscal multipliers using annual data and cointegrating relationships.
Demonstrates that fiscal consolidation can have different impacts depending on the type of fiscal adjustment (tax vs. spending) and the composition of spending (capital vs. current).
Highlights the importance of debt feedback in determining the effectiveness of fiscal policy.