In standard costing systems, the direct materials mix variance is part of the direct materials usage variance. It represents the difference between the total material used in standard proportions (standard mix) and the material used in actual proportions, valued at standard prices (standard purchase price and standard selling price).
A predetermined selling price set for each product sold for a specified period. These prices are compared with the actual prices obtained during the period in order to establish sales margin price variances in a system of standard costing.
The Unit Standard Selling Price is a predefined rate at which a product or service is intended to be sold, expressed on a per-unit basis.
