Geopolitics risk-off · 1–3 years
A what‑if from the future

What if the PLA seizes Taiwan's Kinmen islands?

Seizing lightly defended Kinmen is a resolve-test below war: semis and high-beta sell, BTC/SOL drop as risk proxies, but the move is calibrated to avoid the full fab-loss tail. Rhymes with Russia's 2014 Crimea grab (sharp initial risk-off, then fade once markets judged escalation contained). Transmission: TSMC underperformance flows straight to ASML and Nvidia. Forward angle: if Washington under-responds, the cheap-option lesson invites further salami slicing, capping any relief rally.

8%
our model probability
over 1–3 years
prediction markets — the market's odds
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Anchored to measured history 8% · 90% range 0–18% · 40 dated precedents behind it — a wider range means thinner evidence

Every number ships with its receipt — the odds, the range, the precedents, and a public grade at Reality Check. The statistical machinery that produces it is proprietary.

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 1–3 years 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…

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What it would mean

If this plays out, it is a risk-off shock. Chinese forces land on and occupy Taiwan's offshore Kinmen islands, testing US resolve below full-war threshold. The trigger decomposes into signed root‑shocks — Geopolitical risk ▲ · Risk appetite ▼ · Semiconductor supply risk ▲ — which propagate through our causal graph to the markets below.

Methodology. Probability and impact are anchored to history and scored against what actually happens — wins and losses, in public, at Reality Check. Market odds live from Polymarket & Kalshi. By Vikas Singh, Quantitative Strategist. Updated 2026-08-13.