What if the ECB cuts rates ahead of the Fed?
Rate-differential dollar bid: the ECB front-running the Fed widens the EUR-USD gap, so EUR/USD and GBP fall, the dollar firms, and EM FX (TRY, INR) and gold soften under DXY strength. The rhyme is 2014-15 ECB QE/divergence, when EUR/USD slid toward parity on the policy gap. Transmission: a stronger dollar tightens global financial conditions and pressures import-fragile EM; forward angle — much of the divergence may be pre-positioned, so the cleanest expression is short EUR/USD and long USD vs high-beta EM, with gold as the relief valve if the move overshoots.
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The butterfly cascade
How this trigger trickles across markets, left → right — the root shock, its first‑order moves, then the ripple effects. Drag any node; tap a market for its real price history.
Resolution timeline — how this probability is moving
Our model's odds (electric blue) over time vs the market's (Polymarket, amber), from the past toward the 0–6 months horizon. Each dot is a real macro event that nudged the probability — green pushed it up, red pushed it down. Tap a dot for the source. Loading the probability audit trail…
What it would mean
If this plays out, it is a mixed shock. The ECB front-runs the Fed with cuts, widening EUR-USD rate differentials. The trigger decomposes into signed root‑shocks — US dollar (DXY) ▲ — which propagate through our causal graph to the markets below.