The key factor explaining the poor growth performance in Africa is probably:
A) lack of domestic political stability.
B) lack of natural resources.
C) overpopulation.
D) the prevalence of military conflicts among neighboring countries

Amachine purchased three years ago for $720,000 has a current book value using straight-line depreciation of $400,000: its operating expenses are $60,000 per year. a replacement machine would cost $480,000, have a useful life of nine years, and would require $26,000 per year in operating expenses. it has an expected salvage value of $130,000 after nine years. the current disposal value of the old machine is $170,000: if it is kept 9 more years, its residual value would be $20,000. calculate the total costs in keeping the old machine and purchase a new machine. should the old machine be replaced?

Tara incorporates her sole proprietorship, transferring it to newly formed black corporation. the assets transferred have an adjusted basis of $240,000 and a fair market value of $300,000. also transferred was $10,000 in liabilities, $1,000 of which was personal and the balance of $9,000 being business related. in return for these transfers, tara receives all of the stock in black corporation. a. black corporation has a basis of $241,000 in the property. b. black corporation has a basis of $240,000 in the property. c. tara’s basis in the black corporation stock is $241,000. d. tara’s basis in the black corporation stock is $249,000. e. none of the above.

Luc do purchased stocks for $6,000. he paid $4,000 in cash and borrowed $2,000 from the brokerage firm. he bought 100 shares at $60.00 per share ($6,000 total). the loan has an annual interest rate of 8 percent. six months later, luc do sold the stock for $65 per share. he paid a commission of $120 and repaid the loan. his net profit was how much? pls