The International Monetary Fund issued a stark warning Tuesday that the Iran war could push the global economy to the brink of recession, with the world's most vulnerable populations facing the steepest costs from soaring energy prices and economic contractions that would hit emerging markets hardest.
In its latest World Economic Outlook, the IMF cut its growth forecast and outlined three scenarios tied to the conflict's duration and oil price trajectories. Under the most optimistic reference scenario—assuming a short-lived war—global GDP growth for 2026 would reach 3.1%, down 0.2 percentage points from January's forecast, with oil averaging $82 per barrel. Without the Middle East conflict, the IMF said it would have upgraded growth by 0.1 percentage point to 3.4% due to technology investment, lower interest rates, less severe U.S. tariffs, and fiscal support in some countries.
Worst-Case Scenario Threatens Working Families Worldwide
Under an adverse scenario of prolonged conflict keeping oil around $100 per barrel this year and $75 in 2027, global GDP growth would fall to 2.5%. In the worst-case severe scenario, an extended and deepening conflict with much higher oil prices would trigger major financial market dislocations and tighter financial conditions, slashing global growth to 2.0%. The IMF stated, "This would mean a close call for a global recession," noting that growth has fallen below that level only four times since 1980—most recently in 2009 following the financial crisis and in 2020 as the COVID-19 pandemic raged.
IMF chief economist Pierre-Olivier Gourinchas told Reuters the war poses a far bigger economic risk than President Donald Trump's initial wave of steep tariffs a year ago. "What's happening in the Gulf is potentially much, much larger, and that's what our scenarios are kind of documenting," he said. Under the severe scenario, oil prices would average $110 per barrel in 2026 and $125 in 2027, levels that would push numerous countries into outright recessions and force central banks to raise interest rates aggressively to combat inflation.
Gourinchas warned that sustained high prices would increase expectations "that inflation is here to stay," prompting wider price increases and wage hike demands. "That change in inflation expectations is going to require central banks to step on the brakes and try to bring inflation back down," he said, adding this may require more pain than in 2022. Global inflation for 2026 would top 6% in the severe scenario, compared to 4.4% in the reference scenario. The IMF said central banks may be able to "look through" a short-lived energy price surge and hold rates steady amid weaker activity only if inflation expectations remain anchored.
Emerging Economies Bear Disproportionate Burden
Overall, emerging market and developing economies, where GDP tends to be more dependent on oil inputs, take a bigger hit from the Middle East conflict than advanced economies, with 2026 growth seen falling 0.3 percentage points to 3.9%. The disparity underscores how global crises driven by geopolitical conflict impose the heaviest costs on nations with the least capacity to absorb them.
Nowhere is this more pronounced than at the epicenter of the conflict in the Middle East and Central Asia region, where 2026 GDP growth will fall by two full percentage points to 1.9% amid widespread infrastructure damage and sharply curtailed energy and commodity exports. GDP declines for 2026 are forecast at 6.1% in Iran, 8.6% in Qatar, 6.8% in Iraq, 0.6% in Kuwait, and 0.5% in Bahrain. Under the assumption of a short-lived conflict, the region bounces back quickly, with 2027 GDP growth rebounding to 4.6%, a jump of 0.6 percentage points from January forecasts.
The euro zone, still struggling with higher energy prices caused by Russia's invasion of Ukraine in the fourth year of that conflict, takes a bigger hit from the Middle East crisis, with its growth outlook falling 0.2 percentage points in both years to 1.1% in 2026 and 1.2% for 2027. The IMF shaved its U.S. growth outlook for this year to 2.3%, down just a tenth of a percentage point from January, reflecting positive effects of tax cuts, lagged effects of interest rate cuts, and continued AI data center investment, which partly offset higher energy costs. These effects are expected to continue in 2027, with growth now forecast at 2.1%, up a tenth of a point from January.
Japan's growth is largely unchanged under the most benign scenario at a weak 0.7% for 2026 and 0.6% for 2027, though the IMF said it expects the Bank of Japan to hike rates at a slightly faster pace than anticipated six months ago. The IMF forecast China's growth for 2026 at 4.4%, down a tenth of a point from January, as higher energy and commodity costs are partly offset by lower U.S. tariff rates and government stimulus measures. Headwinds from a depressed housing sector, a declining labor force, lower returns on investment, and slower productivity growth will cut China's 2027 growth to 4.0%, unchanged from January.
The one bright spot amid emerging markets is India, which saw growth upgrades of about a tenth of a percentage point to 6.5% for both 2026 and 2027, due in part to momentum from strong growth at the end of last year and a deal to lower the U.S. tariff rate on Indian imports.
Iran Maintains Oil Operations Despite Damage
Separately, Iran's oil minister said Iranian oil sales in recent weeks have been favorable and part of the revenue will be allocated to repairing damage to industry caused by wartime attacks. Mohsen Paknejad said oil workers had maintained operations across facilities during the conflict, ensuring oil exports were not halted "even for a single day," including at key export hubs such as Kharg Island. He said last month that the selling price of Iranian crude had significantly increased.
Why This Matters:
The IMF's projections reveal how geopolitical conflict translates into economic hardship that falls most heavily on working families, particularly in emerging economies least equipped to weather energy price shocks. A global recession triggered by prolonged war would mean job losses, reduced public services as governments face fiscal pressures, and central bank interest rate hikes that make borrowing more expensive for homeowners and small businesses. The two-percentage-point GDP contraction forecast for the Middle East and Central Asia region represents not just statistics but widespread infrastructure destruction, lost livelihoods, and curtailed access to essential services. The disparity between advanced and emerging economies—with the latter facing triple the growth reduction—underscores structural inequalities in the global economic system. Iran's ability to maintain oil exports even amid conflict highlights the complex interplay between energy markets and geopolitical stability, while the revenue allocation for repairs points to the long-term reconstruction costs that will outlast any ceasefire. For policymakers, the scenarios underscore the urgent need for diplomatic resolution and coordinated international response to prevent the most severe outcomes.