Which of the following statements is true? group of answer choices a. gdp measure the market value of final goods and services. b. gdp does include nonmarket transactions. c. national income accounts avoid double counting by adding intermediate goods as final goods. d. the expenditure approach sums the four major components of gdp: consumption, interest, payments, and net exports. e. disposable personal income equals personal income plus personal taxes.

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.