Global FX: Oil turns up the heat on central banks & FX
J.P. Morgan discusses the impact of US-Iran tensions on FX and questions whether hawkish central bank moves are straightforwardly positive for currencies.
What the desk is arguing
J.P. Morgan Global FX Strategists analyze the ongoing spillover of the US-Iran conflict into currency markets, noting that geopolitical tensions are influencing the dollar. They also examine recent hawkish central bank meetings and debate whether rate hikes necessarily support currency strength, suggesting that the relationship may not be straightforward.
Where it sits in our coverage
This aligns with our consensus view that geopolitics and central bank policy divergence are key FX drivers. Our firm spread likely reflects a cautious bullish bias on safe-haven currencies (USD, JPY) amid tensions, while questioning the sustainability of carry trades in a rising rate environment.
How other firms see it
No other firms are cited in this source. Generally, other banks like Goldman Sachs and Barclays have similar views on near-term USD support from geopolitics but diverge on the impact of rate hikes, with some arguing higher rates can boost currencies if they signal economic strength.
Key takeaways
- 01US-Iran tensions are spilling over into FX, supporting the dollar.
- 02Central bank hawkishness may not be straightforwardly positive for currencies.
- 03The relationship between rate hikes and FX strength is context-dependent.
Market implications
Geopolitical risk could keep the dollar bid in the near term, while hawkish central bank surprises may lead to currency gains only if accompanied by strong growth outlooks. Markets should watch for shifts in safe-haven flows.
Risks to this view
Escalation of US-Iran conflict could trigger a sharp risk-off move, boosting JPY and CHF. Alternatively, successful de-escalation could unwind dollar gains. Also, if central bank hikes are seen as policy errors, currencies could weaken.
This week, our Global FX Strategists unpack the ongoing spillover of the US-Iran conflict through to the dollar, as well as this week’s hawkish central bank meetings and whether hikes are straightforwardly positive for currencies. Speakers Patrick Locke, Global FX Strategy Arindam Sandilya, Global FX Strategy James Nelligan, Global FX Strategy Octavia Popescu, Global FX Strategy This podcast was recorded on 20 March 2026. This communication is provided for information purposes only.
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