Bạn An có khoản thu nhập là 400 000 đồng dùng để mua hai loại sản phẩm giải trí: sách (Ký hiệu là S) và đĩa nhạc CD (ký hiệu là D). Giá của sách là
Ps = 30 000đ/bộ sách, giá của đĩa nhạc là PD = 20 000 đ/đĩa. Tổng giá trị hữu dụng của
bạn An khi sử dụng hai sản phẩm này lần lượt là :
TU S = - QS2 + 10 QS
TU D = - 2QD2 + 20 QD
a. Xác định lựa chọn tối ưu của bạn An.
b. Tổng giá trị hữu dụng tối đa của bạn An là bao nhiêu?

Why does the united states government provide tax breaks related to the amount of money companies spend on research and development? a. to provide incentives for companies to conduct research and development to allow antitrust authorities b. to challenge joint research efforts c. to protect the right of inventors d. to produce and sell their inventions e. to involve less government scrutiny than a government funded project

Martha is the head of the accounts department in a small manufacturing company. the company follows the accrual-basis method of accounting. it recently purchased raw materials worth $5,000 from its vendors. however, the company paid only $3,000 to its vendors. it plans to pay the remaining amount after three months. considering this information, which entry should martha record in the company’s accounts? a. $5,000 as accounts receivable b. $3,000 as accounts payable c. $2,000 as accounts payable d. $2,000 as accounts receivable

Wallis company manufactures only one product and uses a standard cost system. the company uses a predetermined plantwide overhead rate that relies on direct labor-hours as the allocation base. all of the company's manufacturing overhead costs are fixed—it does not incur any variable manufacturing overhead costs. the predetermined overhead rate is based on a cost formula that estimated $2,886,000 of fixed manufacturing overhead for an estimated allocation base of 288,600 direct labor-hours. wallis does not maintain any beginning or ending work in process inventory.