The January Producer Price Index landed with a predictable media spin: “hotter than expected” and therefore proof that tariffs, Trump, and the so-called “new protectionism” are reigniting inflation. That narrative collapses under even modest scrutiny of the underlying data. 

Start with the topline. Total PPI rose 0.5 percent in January, above the 0.3 percent consensus and following a 0.4 percent increase in December. On a year-over-year basis, producer prices are up 2.9 percent. That’s above expectations—but critically, it is still well below the 3.8 percent pace recorded in January 2025. In other words, inflation at the producer level remains materially cooler than it was a year ago.

Now look beneath the hood.

Final demand goods prices actually fell 0.3 percent in January. Energy goods dropped 2.7 percent and food prices fell 1.5 percent. Those are not the numbers of an overheating goods economy. They are the numbers of easing pipeline pressure.

The real action was in services, which rose 0.8 percent. Within that category, trade services margins — a notoriously volatile component of PPI — jumped 2.5 percent after rising 1.8 percent in December. That is a margins story, not a commodities story. It reflects wholesaler and retailer spreads, not raw input cost shocks.

What exactly are “trade services margins”? In the PPI framework, they do not measure the price of goods themselves. They measure the difference between what wholesalers and retailers pay for merchandise and what they sell it for — in other words, markups. When that index jumps 2.5 percent in a single month, following a 1.8 percent increase the month before, it typically reflects changes in pricing power, inventory management, promotional cycles, or seasonal resets in spreads. It can also reflect firms restoring margins after prior compression.

What it does not automatically signal is a fresh surge in upstream production costs. If steel, semiconductors, oil, or imported intermediate inputs were spiking due to tariff pass-through, that pressure would first appear in goods prices. Instead, final demand goods fell. That tells us the January acceleration was concentrated in distribution spreads — the commercial layer between producer and consumer — rather than in factory-gate or commodity costs.

In short, this is a services-side markup adjustment, not evidence of a new supply-chain inflation shock.  Historically, shifts in trade services margins tend to reverse within a quarter or two and show only limited pass-through into consumer prices unless accompanied by sustained goods cost pressure.

Read more in RealClearMarkets