Hyun Song Shin, economic advisor and head of research at the Bank for International Settlements, delves into the aftermath of the yen carry trade's unwinding. He explains its mechanics and the global market connections that emerged during volatility in August. The discussion highlights misconceptions surrounding currency risks and the critical role of the FX swap market in navigating financial stress. Shin also emphasizes the impact of rising interest rates on market dynamics and the need for improved global financial metrics.
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Quick takeaways
The yen carry trade exemplifies a complex financial strategy involving substantial borrowing in low-yield currencies to invest in higher-yielding assets, significantly impacting global markets.
Market volatility is amplified by financial institutions' risk management practices, highlighting the need for better integrated approaches to mitigate cascading effects during stressful trading conditions.
Deep dives
Understanding the Carry Trade
The carry trade is a financial strategy where investors borrow in a lower yielding currency, such as the yen, to invest in higher yielding assets like US technology stocks. Recent discussions have broadened the understanding of carry trades, highlighting that various assets are involved rather than just currency pairings. The carry trade activity experienced a significant spike, with yen-denominated borrowing rising sharply to around 40 trillion yen, approximately 270 billion dollars. However, this figure doesn't fully encapsulate the extent of carry trading happening in financial markets, which often operates in conjunction with off-balance sheet transactions through instruments like FX swaps.
Nature of Risk Management and Its Impacts
Risk management practices in financial institutions play a pivotal role in amplifying market volatility, particularly during stressful trading conditions. For instance, institutions may respond to losses by selling assets to mitigate exposure, which can generate a cascading effect throughout the market. This can lead to sudden and severe shifts in asset prices, as seen during the carry trade unwind event. The discussion emphasizes the need to reconsider how risk limits are employed and managed across different investment teams within firms, suggesting a more integrated approach to risk management could help reduce market stress.
Global Financial Conditions and Their Complexities
The interconnectedness of global financial markets means that local financial conditions cannot be assessed in isolation; rather, they should be viewed within a global framework. Financial instruments like FX swaps facilitate the movement of capital across borders, making it essential for economists to look at global liquidity rather than only domestic metrics. This broader viewpoint can explain why, despite high interest rates in the US, credit markets have remained accommodating. The evolution of financial markets toward a more market-based system necessitates updated tools for measuring and understanding these conditions.
Lessons from Market Volatility Events
Events like the carry trade unwind highlight that sharp market volatility can occur without significant fundamental economic triggers. The recent mini-crisis prompted reflections on how regulatory frameworks and data collection need to adapt to the evolving financial system. Policymakers must focus on identifying and mitigating amplification effects caused by sudden liquidity constraints. The discussion concluded that while the carry trade may have stabilized quickly, ongoing vigilance and improved data analytics will be necessary to monitor potential future instabilities in financial markets.
Remember August 5th? That was the day that markets around the world plunged in historic fashion and everyone became an overnight expert on the yen carry trade. But what really is the yen carry trade? How big is it? Who is making the trade? And what is its connection to markets all around the world? On this episode, recorded at the Kansas City Federal Reserve Bank of Kansas City's Economic Symposium in Jackson Hole, Wyoming, we speak with Hyun Song Shin, economic advisor and head of research at the Bank for International Settlements. He walks us through the mechanics of the trade, what went on in early August, and the lessons we've already learned from it.