If all units are purchased at the same unit cost, cost of goods sold will be the same for all four methods.
The cost of goods sold (COGS) refers to the direct costs of manufacturing the commodities sold by a corporation. The cost of the materials and labour used directly to make the good are included in this sum. Indirect costs like those associated with the sales force and distribution are not included.
The cost of goods sold (COGS) is the cost of obtaining or manufacturing the products that a company sells during a certain period, hence the only costs included in the metric are those directly related to product creation, such as labour, materials, and factory overhead. Only expenses used directly in generating that income, like the company's inventory or labour costs that can be linked to specific sales, are used to calculate COGS.
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