The journal entry to record a sales allowance in the books of the merchandiser, using the perpetual inventory system would be the cost of goods sold.
In a perpetual inventory system, the cost of goods sold account is used to recognize the cost of goods you have used to generate revenue in the same period in which the revenue is recognized. . The cost of goods sold represents resources expended to generate revenue. The extent to which resources generated by sales can be used to pay operating expenses and provide net income is dependent on both revenue and the cost of goods sold.
The cost of goods sold is calculated by adding the beginning inventory and purchases to obtain the cost of goods available for sale and then deducting the ending inventory. Calculating the cost of goods sold requires allocating a portion of the cost of goods available for sale to ending inventory and a portion to the cost of goods sold.
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