Buyers should have the ability to analyse the costs of their purchases not only for...

Costs that are only related to manufacturing firms where raw materials are directly converted into specific product units

Costs of materials, labour, and other expenses that are directly identified with manufactured units of a product

Costs that are connected with materials and labour, excluding expenses used directly in manufacturing products

Costs of labour and expenses incurred directly whether or not the production fluctuates owing to demand or downtime