In 2018, the westgate construction company entered into a contract to construct a road for santa clara county for $10,000,000. the road was completed in 2020. information related to the contract is as follows: 2018 2019 2020 cost incurred during the year $ 2,204,000 $ 3,192,000 $ 2,424,400 estimated costs to complete as of year-end 5,396,000 2,204,000 0 billings during the year

Afreelance​ singer-songwriter is planning the restoration of a recently purchased civil​ war-era farmhouse. while he professes an enjoyment​ of, and talent in the construction​ trades, the theory of comparative advantage implies that a. the value of what he imports​ (in this​ case, professional contractor​ services) must equal the value of what he exports​ (songs). b. he should concentrate on the restoration work since his​ out-of-pocket costs will be much lower than if he hires professionals. c. ​self-sufficiency is​ advantageous, hence he should split his time between music and construction. d. the income lost while away from music will likely exceed the savings realized by doing the work​ himself, thus, he should hire professionals to do the restoration work. e. he ought to do as much of the work himself as possible since imports​ (in this​ case, professional contractor​ services) should always be restricted to those things that cannot be done internall