## The Elusive Quest for International Policy Cooperation

_IMF Blog, March 26, 2015_

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## Bibliographic details
- Authors: Olivier Blanchard, Mahvash S Qureshi, Atish Rex Ghosh
- Published: March 26, 2015

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### Overview
- Publication: The Elusive Quest for International Policy Cooperation
- Authors: Olivier Blanchard, Mahvash S. Qureshi, Atish Rex Ghosh
- Date: March 26, 2015
- Central metaphor: International policy cooperation compared to "Nessie, the lovable Loch Ness monster": oft-discussed, seldom seen.

### Definitions and degrees of "cooperation"
- Cooperation can mean different things:
  - Explaining the logic of domestic policy actions to others — transparency (notably by central banks).
  - Creation of multilateral institutions and arrangements — e.g., central bank swap lines and new IMF liquidity provision facilities set up after the global financial crisis.
  - Setting and following well-defined "rules of the road" — largely absent since the breakdown of the Bretton Woods system; existing principles are too vague and undermined by conceptual disagreements (example: determining equilibrium exchange rates and how far is "too far").
  - Economists' preferred meaning: moving from the Nash to the coordinated equilibrium — the highest degree of cooperation.

- Historical coordinated episodes (few sightings of Nessie in the past forty years):
  - Bonn
  - Plaza
  - Louvre
  - Group of Twenty fiscal stimulus in the wake of the global financial crisis

### Five key insights from the IMF panel discussion
- Constants in a changing world
  - Core challenges persistent across decades: facilitating external adjustment; ensuring an equitable burden of adjustment between surplus and deficit countries; regulating the supply of global liquidity.
  - These challenges have magnified with increased financial integration, growing volume of private capital flows, and emergence of complex financial systems prone to excesses.

- Misaligned incentives
  - Countries coordinate when they are "scared together"; incentives to coordinate fade once immediate threat recedes.
  - Coordination is easier when countries move policies that would be individually in their self-interest regardless of others, albeit with potentially greater collective benefit if acting together.
  - Coordination is harder when it requires governments to implement policies that depart from their unilateral choices and only make sense if all parties deliver on commitments.
  - Examples: Group of Twenty coordinated fiscal expansions during the global financial crisis; agreement on financial sector regulation such as the Basel agreements.

- Net and gross
  - Coordination has typically followed when net flow imbalances and exchange rate misalignments were apparent.
  - Important vulnerabilities can build up from gross positions long before net imbalances become visible—through cross-border bank flows and oversized banking systems.

- Stretching the truth
  - Deliberate disagreements about cross-border multipliers are a major obstacle to coordination, beyond genuine uncertainty.
  - A respected third party providing unbiased analysis of domestic and cross-border effects—a "neutral assessor"—could help build consensus.
  - Whether the IMF could serve as that neutral assessor is an open question; improved analysis of cross-border spillovers is recommended.

- Keep it simple
  - Given coordination obstacles, simple "rules of the road" indicators (for example, based on reserves accumulation or current account balances) may be more effective than attempting theoretically-optimal, tailor-made cooperative solutions.
  - Analogous to the "Volcker Rule" in domestic finance.
  - Questions remain about how simple such rules should be and, especially for sovereigns, how to enforce them.

### Policy implications and next steps
- Recognize formidable obstacles to international policy cooperation, including domestic institutional frictions (e.g., cooperation among monetary, fiscal, and macroprudential authorities).
- Historical parallels: global cooperation in international health and trade progressed over decades through building technical and political consensus.
- Recommended direction:
  - Be persistent and build on existing institutions and modalities, such as the IMF's Integrated Surveillance Decision and multilateral surveillance products.
  - Improve analysis of cross-border spillovers and consider the role of a neutral assessor to reduce deliberate disagreement about multipliers.
  - Pursue practical, simple "rules of the road" to secure superior outcomes, while addressing questions of design and enforcement.
- Conclusion: Not likely to spot Nessie any time soon, but efforts to find her continue.

*Olivier Blanchard, Mahvash S. Qureshi, Atish Rex Ghosh; March 26, 2015 — https://www.imf.org/en/blogs/articles/2015/03/26/the-elusive-quest-for-international-policy-cooperation*

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## Content in this bundle

- **Staff Discussion Note**
  - [Staff Discussion Note (Markdown version)](/external/pubs/ft/sdn/2013/sdn1311.pdf.md){rel="alternate" type="text/markdown"}
  - [Staff Discussion Note (PDF)](/external/pubs/ft/sdn/2013/sdn1311.pdf){rel="external" type="application/pdf"}

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## References

- [Loch Ness monster](http://blogs.imf.org/2013/12/15/international-policy-coordination-the-loch-ness-monster/)
- [gross positions](http://www.imf.org/external/pubs/ft/fandd/2015/03/white.htm)
- [Integrated Surveillance Decision](http://www.imf.org/external/np/exr/facts/isd.htm)

_Source: https://www.imf.org/en/blogs/articles/2015/03/26/the-elusive-quest-for-international-policy-cooperation_
