Direct cost is these cost that is traced into objective cost. Objective cost is these cost that is involved to do something. Any product production cost, service cost these are the direct cost.
The more analysis on direct cost is these cost incurred to production and considered it as direct cost exactly when it sales. Otherwise it should not be consider as direct cost. Direct cost fluctuate with the sales revenue. On the other hand indirect cost never fluctuate with sales. It is remain fixed if sales have been occured or not.
The driver wages for selling of product is fixed, it is not related with sales.
The more analysis on direct cost is these cost incurred to production and considered it as direct cost exactly when it sales. Otherwise it should not be consider as direct cost. Direct cost fluctuate with the sales revenue. On the other hand indirect cost never fluctuate with sales. It is remain fixed if sales have been occured or not.
The driver wages for selling of product is fixed, it is not related with sales.