The American household just took an 81% margin cut. Wall Street hasn’t priced it in | Fortune

The American household did not take a traditional pay cut. It took something Wall Street should understand even better: an 81% margin cut. Since the initiation of the geopolitical conflict with Iran and the subsequent closure of the Strait of Hormuz in late February 2026, the global economic narrative has been fixated on headline inflation, central bank interest rates, and disrupted supply chains. Markets are treating the current environment as a traditional inflation story. It is not. Beneath the surface of the Consumer Price Index (CPI) lies a fundamental structural shift. The spread between wage growth and inflation, the vital strip of breathing room that lets families absorb an economic shock without cutting back, collapsed from a pre-war baseline of 1.34 percentage points to just 0.26 points in March. That is an 81% compression in a single month. The American household’s earnings cushion has effectively evaporated, yet much of the economy is still modeling as if we are in a business-as-usual environment. To fix the problem, we first have to be clear-eyed about what is actually happening. Valuing the Household Margin To understand the shock, we need to evaluate the American household the way markets evaluate a company: through a