Marginal cost is equal to Question 20 options: 1) the increase in total cost from increasing the amount of labor by one unit. 2) the increase in variable cost from increasing the amount of labor by one unit. 3) Both the increase in total cost from increasing the amount of labor by one unit and the increase in variable cost from increasing the amount of labor by one unit. 4) Neither the increase in total cost from increasing the amount of labor by one unit nor the increase in variable cost from increasing the amount of labor by one unit.

Due to rapid employee turnover in the accounting department, the following transactions involving intangible assets were improperly recorded by bridgeport corporation. 1. bridgeport developed a new manufacturing process, incurring research and development costs of $195,600. the company also purchased a patent for $45,200. in early january, bridgeport capitalized $240,800 as the cost of the patents. patent amortization expense of $12,040 was recorded based on a 20-year useful life. 2. on july 1, 2017, bridgeport purchased a small company and as a result recorded goodwill of $52,000. bridgeport recorded a half-year’s amortization in 2017, based on a 20-year life ($1,300 amortization). the goodwill has an indefinite life. prepare all journal entries necessary to correct any errors made during 2017. assume the books have not yet been closed for 2017.