The following supplementary records summarize Tesla Company's merchandising activities for year 2017 (it uses a perpetual inventory system) Cost of merchandise sold to customers in sales transactions Merchandise inventory, December 31, 2816 Invoice cost of merchandise purchases, gross amount Shrinkage determined on December 31, 2017 Cost of transportation-in Cost of merchandise returned by customers and restored to inventory Purchases discounts received Purchases returns and allowances 43,124 304,484 810 3,045 2,650 2,436 4,400