Economic Costs For US, Iran Too Great for 'All-Out War,' Says CSIS's Will Todman

CSIS’s Will Todman expects a sustained low-level conflict with intermittent outbursts from both the US and Iran rather than an all-out war, citing the high economic costs for both sides. He notes Iran remains keen to retain control leverage over the Strait of Hormuz as a negotiating tool. The risk of continued regional disruption suggests potential downside for energy and supply-chain dynamics.

Analysis

The market implication is not a binary war premium; it is a persistent volatility tax on seaborne energy flows. That tends to support upstream energy and tanker economics more than it supports the broad commodity complex, because the first response is usually higher insurance, longer routing, and precautionary inventory builds rather than immediate lost barrels. The cleanest equity beneficiaries are XLE/XOP and select tanker names (DHT, FRO, TNK, STNG) if freight rates reprice, while the clearest losers are airlines (JETS, UAL, AAL) and energy-intensive cyclicals that cannot pass through fuel fast enough.

The second-order effect is that pricing power shifts away from refiners and transport-heavy industries toward producers with global realized pricing. A Hormuz-risk regime typically widens Brent-WTI more than it changes WTI itself, so U.S.-centric shale names only get full credit if export differentials improve; otherwise the market may overstate their upside and understate the hit to downstream margins. This is why a simple long-energy bet is less attractive than a relative-value expression against consumer travel or industrials.

The contrarian point is that low-level conflict can be more damaging to risk assets than a one-off headline because it keeps capital and operating costs elevated without forcing a supply shock that would quickly clear the uncertainty. If diplomacy reduces incident frequency and Brent gives back the initial premium within 48-72 hours, the trade is probably over. Conversely, repeated near-misses would justify a longer-duration overweight to energy volatility and tanker exposure, with the real structural effect showing up over 6-18 months through higher inventory buffers and route diversification.

Key Decisions for Investors

• Go long XLE / short JETS for 4-8 weeks on any post-headline pullback: crude sensitivity is asymmetric to the downside for airlines, while energy producers keep the upside if risk premium persists. Falsify if Brent fails to hold an initial 5%+ geopolitical premium for 2-3 sessions.
• Buy DHT or FRO on a 1-3 month horizon as a freight-volatility play; the thesis is higher insurance and rerouting costs, not a full closure of Hormuz. Cut if tanker rates do not inflect within 2-4 weeks.
• Prefer XLE over XOP if you want lower beta and cleaner balance sheets; use XOP only if you expect a sharper oil spike. The risk is that a no-escalation outcome gives back the premium quickly, compressing smaller E&Ps harder than integrateds.
• Use USO call spreads rather than outright equity if you want convexity to a tail event without paying for a structural bull case. Best entry is after the initial headline-driven pop fades and implied vol lags realized volatility.
• Avoid chasing refiners (VLO, MPC) until crack spreads confirm product pass-through; in this setup they can get squeezed before they benefit from any inventory revaluation.