From soaring heating oil bills for homes in Yorkshire to bill-saving school closures in Pakistan, the financial fallout from the war in the Middle East is already being keenly felt.
It is increasingly clear that the impact of Tehran's retaliation, designed to trigger economic disruption and damage, may not be fleeting. Moreover, it's very uneven.
Alongside a hefty catalogue of those who risk being hard hit, there are some who are benefiting. So who are they?
For all the efforts to pursue renewable energy, we remain hugely reliant on oil and gas. Plentiful reserves tend to promise great riches, hence crude has been labelled "black gold". When prices rise, producers are typically quids in, while users are out of pocket.
But this is not your usual oil price shock.
