Supply Chain

Freight Economics

Freight prices the binding constraint, weight or cube, whichever bites. That makes shipping cost substantially a product-design decision made months before any container sails.

  • Intermediate
  • 6 min total
  • 11 chapters

What decision this helps you make: Your products' weight/cube profile, which consolidation tier your volumes deserve, and whether packaging redesign is your cheapest freight discount.

What this topic is

Freight economics is how shipping cost forms: carriers charge the greater of weight or dimensional weight, consolidation tiers (parcel → LCL → FCL) reprice the same goods dramatically, seasons and surcharges move the totals, and packaging design sets the physics.

Why it matters

Freight is a top landed-cost layer and the most designable one: density, carton efficiency, and consolidation timing are choices. Sellers who treat freight as a strategy ship the same goods for structurally less than those who treat it as a bill.

Who should learn it

Anyone moving physical goods, importers above all, though the dimensional-weight logic prices domestic parcel too.

What you will understand

  • Dimensional weight: why carriers charge the greater of weight or cube
  • Consolidation tiers: parcel vs. LCL vs. FCL economics
  • Seasons and surcharges: what moves the rate under your contract
  • Packaging as strategy: the highest-ROI freight lever most sellers never pull

Prerequisites

Common misconception

"Freight is a cost of doing business. You pay what the forwarder quotes." Freight is a designed cost: the product's density decides which constraint prices it, the carton's efficiency decides how many units share each cube, the order's size decides its consolidation tier, and the calendar decides its season. Two sellers shipping identical product values can pay per-unit freight differing by multiples, because one of them made freight decisions and the other received freight bills.