Can we consider economics as a social science as well?why?

Which of the following best explains how the invention of money affected the barter system? a. the invention of money supplemented the barter system by providing a nonperishable medium of exchange b. the invention of money completely replaced the barter system with a free-market system c. the invention of money had no effect on the barter system d. the invention of money drastically reduced the value of goods used in the barter system 2b2t

For 2018, rahal's auto parts estimates bad debt expense at 1% of credit sales. the company reported accounts receivable and an allowance for uncollectible accounts of $86,500 and $2,100, respectively, at december 31, 2017. during 2018, rahal's credit sales and collections were $404,000 and $408,000, respectively, and $2,340 in accounts receivable were written off.rahal's accounts receivable at december 31, 2018, are:

The cutting department of cassel company has the following production and cost data for july. production costs 1. transferred out 12,300 units. beginning work in process $0 2. started 3,900 units that are 60% materials 62,856 complete as to conversion labor 12,622 costs and 100% complete as manufacturing overhead 23,100 to materials at july 31. materials are entered at the beginning of the process. conversion costs are incurred uniformly during the process. determine the equivalent units of production for (1) materials and (2) conversion costs. materials conversion costs total equivalent units of production link to text link to text compute unit costs. (round unit costs to 2 decimal places, e.g. 2.25.) materials $ conversion costs $ link to text link to text prepare a cost reconciliation schedule. (round unit costs to 2 decimal places, e.g. 2.25 and final answers to 0 decimal places, e.g. 1,225.) cost reconciliation costs accounted for transferred out $ work in process, july 31 materials $ conversion costs total costs $