The Iran corridor of the geopolitical risk meter — strike, escalation, and nuclear-timing markets read across venues.
Composition changes from the daily reconstitution pass. The divisor keeps the published series continuous through every change.
What feeds the figure at last compute — market prices in cents, indicator values in their natural unit, and the component weight.
The Mensor reads the market; it does not take positions in it. MGRI-IRAN is a measurement, not a forecast and not a tradable product. Prediction-market prices are risk-neutral and approximate probabilities.