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Flight to Safety or Flight from Carry?

August 22, 2025
By: Alex Cheema-Fox, Edward Cuipa, Robin Greenwood

By Alexander Cheema-Fox, Edward S.Cuipa III, and Robin Greenwood

 

Institutional investor flows can help distinguish between flights to safety and flights from carry, revealing that the CHF, JPY, and USD play distinct roles depending on interest rate differentials and whether market stress is driven by macroeconomic uncertainty or funding pressure in currency markets.

 

We examine the roles of safe-haven and funding currencies during market stress by analyzing how institutional investors reallocate across currencies during crises. Using proprietary FX and local-currency sovereign bond flows from State Street, we show that while the CHF, JPY, and USD all act as safe havens, investor flows and currency behavior differ substantially across crises depending on interest rate differentials and whether the episode is driven by macroeconomic uncertainty or by a carry trade unwind. A panel regression framework, leveraging FX forward and sovereign bond flows, reveals that some crises, like the 2008 Global Financial Crisis and COVID-19, reflect true flights to safety, whereas others, such as the 2024 carry crash and Liberation Day, are characterized as flights from carry involving CHF and JPY inflows and muted or negative USD flows. These findings underscore the importance of distinguishing between safe-haven and carry dynamics in currency markets and suggest that institutional investor flows offer a powerful tool for classifying crisis episodes.

 

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Author Bios
Alex Cheema-Fox
Alex Cheema-Fox is Managing Director and Head of Investor Behavior and Sustainability Research at State Street Associates
Edward Cuipa
Edward is vice president, Investor Behavior Research at State Street Associates. His areas of research include institutional investor behavior, the practicalities of currency hedging, and political risk. Edward previously worked on the development and refinement of the cross-asset Behavioral Risk Scorecard and applications thereof; a paper on the Behavioral Risk Scorecard was published in the Journal of Portfolio Management. Edward holds an MPA in international and global affairs from the Harvard Kennedy School, an MSc in finance and economics from the London School of Economics, and a BS in finance from Bentley University, as well as the CFA Charter. Edward has previously worked in the Office of International Affairs at the U.S. Department of the Treasury.
Robin Greenwood
Robin is a professor at Harvard Business School specializing in behavioral finance, macro market inefficiencies, price bubbles, financial crises, and the role of government and central banks in debt markets. His published articles have garnered six distinguished awards for their impact and originality. Robin’s foundational research on investor behavior and prices offers State Street clients new avenues to understand and apply proprietary indicators of flow and positioning across markets.
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1. Peter L. Bernstein Award for Best Article in an Institutional Investor Journal in 2013; Bernstein-Fabozzi/Jacobs-Levy Award for Outstanding Article in the Journal of Portfolio Management in 2006, 2009, 2011, 2013 (2), 2014, 2015, 2016, 2021; Graham & Dodd Scroll Award for article in the Financial Analysts Journal in 2002 and 2010. Roger F. Murray First Prize for Research Presented at the Q Group Conference in 2012, 2021, 2023. Harry M. Markowitz Award for Best Paper in the Journal of Investment Management in 2022, 2023. Doriot Award for Best Private Equity Research Paper in 2022.