What if Aluminium glut spills over to cap copper sentiment?
A Chinese aluminium surplus and weak ex-China demand drag the light-metals complex lower, spilling negative sentiment onto copper despite tighter fundamentals.
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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 6–18 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. A Chinese aluminium surplus and weak ex-China demand drag the light-metals complex lower, spilling negative sentiment onto copper despite tighter fundamentals. The trigger decomposes into signed root‑shocks — Copper ▼ · China growth ▼ · Consumer spending ▲ · Industrial demand ▼ · Risk appetite ▲ — which propagate through our causal graph to the markets below.