IMF-锻造力量_探索制度与国家能力之间的动态互动（英）-2025.6_62页_5mb

Summary of IMF Working Paper: "Forging Strength: Exploring the Dynamic Interplay between Institutions and State Capacity"

Key Findings:

1. Complementarity Between State Capacity and Institutions:

   • Both state capacity (ability of government to enforce laws and deliver public goods) and institutional quality (rules governing economic and political systems) drive real GDP per capita growth, but their effects depend on interplay and baseline levels.
   • Institutional reforms (e.g., transparency, government effectiveness) yield stronger and more persistent growth effects than state capacity reforms, especially in emerging and developing economies where governance gaps are binding.

2. Income-Dependent Effects:

   • In Advanced Economies (AEs), institutional reforms (particularly government effectiveness) boost growth, but state capacity reforms may lead to short-term inefficiencies if institutions are already mature.
   • In Emerging Market Economies (EMEs), both dimensions positively impact growth, but state capacity reforms require strong institutions to translate into economic gains. Civil liberties reforms also play a role in EMs.

3. Nonlinearities and Channels:

   • Improvements in one governance dimension amplify the effects of the other (complementarity). For instance, strong institutions enhance the effectiveness of state capacity reforms.
   • Key transmission channels include investments, trade openness, and macroeconomic stability. Governance reforms positively affect investment and trade but may have mixed effects on labor markets and inflation.

4. Robustness and Policy Implications:

   • Findings hold across methods (local projections, instrumental variables) and endogeneity checks. Natural disasters and regional institutional trends serve as valid instruments, reinforcing the shock identification.
   • Policy Recommendations:
     • Strengthen institutions and state capacity simultaneously for maximum impact, especially in low-income contexts.
     • Tailor reforms to country-level institutional and capacity strengths; prioritize complementary reforms in weak-governance settings.
     • In AEs, focus on minimizing administrative friction; in EMs, build implementation capacity alongside policy frameworks.

Conclusion:

The paper underscores that meaningful economic development requires synchronized progress in institutions and state capacity. Effective governance reforms depend on the interplay between rule-based systems and administrative capability, with context-specific sequencing critical for success.