Inventory Weighted Average Cost (WAC) for Apparel Inventory Valuation: When It Fits and When It Breaks
Weighted average cost (WAC) is one of the three primary inventory valuation methods alongside FIFO and specific identification. This guide covers how WAC calculates landed cost across receipts, when it fits apparel operating models and when it breaks, and how the choice affects margin reporting, COGS, and tax outcomes.
