Ethan (single) purchased his home on July 1, 2010. He lived in the home as his principal residence until July 1, 2017, when he moved out of the home, and rented it out until July 1, 2019, when he moved back into the home. On July 1, 2020, he sold the home and realized a $170,500 gain. What amount of the gain is Ethan allowed to exclude from his gross income

Adrawback of short-term contracting as an alternative to making a component in-house is thata. it is the most-integrated alternative to performing an activity so the principal company has no control over the agent. b. the supplying firm has no incentive to make any transaction-specific investments to increase performance or quality. c. it fails to allow a long planning period that individual market transactions provide. d. the buying firm cannot demand lower prices due to the lack of a competitive bidding process.