The Spread Narrows. The Gap Remains.
The Bureau of Labor Statistics released June 2026 Producer Price Index data this week. The headline for construction: nonresidential input costs decelerated to 7.1% y-y, down 130 basis points from May's 8.4% print. The chart below tracks two lines. One tracks wholesale resource costs; the other tracks final bid pricing. In June, outputs held at 3.5%. The spread between those two figures is 360 basis points. The gap is narrower than last month, but has not closed. What is driving the deceleration in inputs? America may run on Dunkin’, but construction runs on diesel. June's CPI report showed energy costs pulling headline inflation lower, and construction inputs followed. Diesel fell sharply in June, and fuel-sensitive categories moved with it. That is the cooldown visible in the chart, not a broad retreat in materials pricing. When energy leads a deceleration, relief is real but it is also the most reversible and volatile component of the index. Did anything move in ...