An article in the wall street journal noted that the fed sets "the lower bound, or a floor under short-term rates, with the interest rate it pays institutions like money-market funds on reverse repurchase agreements." source: michael s. derby and katy burne, "fed bolsters tool kit for lifting interest rates," wall street journal, december 16, 2015.
a. what is a reverse repurchase agreement?
b. why woudl the interest rate the fed pays on reverse repurchase agreements set a floor under shor-term interest rates?

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?

Using the exxon data as an example what would be the market capitalization of penny's pickles if each share is selling for $175.35?

Specialization—the division of labor—enhances productivity and efficiency by a) allowing workers to take advantage of existing differences in their abilities and skills. b) avoiding the time loss involved in shifting from one production task to another. c) allowing workers to develop skills by working on one, or a limited number, of tasks. d)all of the means identified in the other answers.