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July 13th: Three Signals on Iran

By Avideh Motmaen-Far

Every negotiation over Iran now runs through the Strait of Hormuz. Whoever controls the rules of passage controls one of the world's most strategic economic chokepoints.

The peace framework didn't just fray this week — it snapped. Three signals worth watching, each read through the money:

1. Iran declared Hormuz closed — and this time it's official. Early today the IRGC Navy announced the Strait closed after firing warning shots at a vessel on an "unauthorized" route, capping a week that saw three tankers struck and re-imposed U.S. oil sanctions. Brent has climbed back to about $79 and West Texas Intermediate to roughly $75, up from $72 and $69 on Monday. But the flat price understates the damage: with war-risk premiums near 8x pre-crisis and marine insurers — the Protection and Indemnity (P&I) clubs — pulling cover, the barrels that matter simply aren't moving through the world's most important oil chokepoint.

2. The mediation scramble is really a fight over toll rights. Qatar, Oman, and Pakistan are pushing Washington and Tehran back to the table, with Oman floating a plan to "manage" Hormuz shipping. Watch the economics beneath the diplomacy: Iran wants authority to set routes, restrictions, and payments through the strait — effectively a toll booth — while the U.S. and Gulf states reject any arrangement that lets Tehran monetize the waterway. Whoever wins that clause controls a lever over ~20% of seaborne oil.

3. The rial is voting with its feet. The free-market dollar blew past 1.78 million rials today, a fresh low, even as the official rate lags near 1.37 million. With inflation around 69% and GDP set to shrink 6.1%, the re-frozen assets — some $37 billion abroad, $6 billion in Qatar, $20–50 billion in China — that Tehran had counted on for reconstruction are locked up again. There is no fiscal cushion left to absorb another shock.

The through-line: every mediator in the region is now negotiating over freight lanes and insurance quotes as much as centrifuges. If Hormuz stays shut past next week, which breaks first — global crude, or Iran's currency?