Classify each of the following based on the macroeconomic definitions of saving and investment. a. Rina purchases stock in Goohoo, an information technology company.
b. Jacques purchases a certificate of deposit at his bank.
c. Kyoko borrows money to build a new lab for her engineering firm.
d. Musashi takes out a mortgage for a new home in Detroit.

What preforms the best over the long term? a) bonds b) mutual funds c) stocks d) certificate of deposit

As related to a company completing the purchase to pay process, is there an accounting journal entry "behind the scenes" when xyz company pays for the goods within 10 days of the invoice (gross method is used for discounts and terms are 2/10 net 30) that updates the general ledger?

(30 total points) suppose a firm’s production function is given by q = l1/2*k1/2. the marginal product of labor and the marginal product of capital are given by: mpl = 1/ 2 1/ 2 2l k , and mpk = 1/ 2 1/ 2 2k l . a) (12 points) if the price of labor is w = 48, and the price of capital is r = 12, how much labor and capital should the firm hire in order to minimize the cost of production if the firm wants to produce output q = 18?