Which of the following promises does not have to be evidenced by a writing in order to be enforceable? a. jones's agreement with smith to sell his condominium for $100,000. b. stewart's promise to work for austin for a two-year period. c. dad's promise to the credit union that he will make payments on his son's truck. d. mindy's agreement with susan to buy her bike for $400.

Banana computers has decided to procure processing chips required for its laptops from external suppliers instead of manufacturing them in their own facilities. how will this decision affect the firm? a. the firm will be protected against the principal-agent problem. b. the firm's administrative costs will be low because of necessary bureaucracy. c. the firm will have more flexibility in purchasing and comparing prices of goods and services. d. the firm will have high-powered incentives, such as hourly wages and salaries.