Aportfolio has 30% of its value in ibm shares and the rest in microsoft (msft). the volatility of ibm and msft are 35% and 30%, respectively, and the correlation between ibm and msft is 0.5. what is the standard deviation of the portfolio excel?

In order to gauge public opinion about how to handle iran's growing nuclear program, a research group surveyed 1010 americans by telephone and asked them to rate the threat iran's nuclear program poses to the world on a scale of 1 to 10. describe the population, sample, population parameters, and sample statistics. identify the population in the given problem. choose the correct answer below.

Russell's is considering purchasing $697,400 of equipment for a four-year project. the equipment falls in the five-year macrs class with annual percentages of .2, .32, .192, .1152, .1152, and .0576 for years 1 to 6, respectively. at the end of the project the equipment can be sold for an estimated $135,000. the required return is 13.2 percent and the tax rate is 23 percent. what is the amount of the aftertax salvage value of the equipment assuming no bonus depreciation is taken

Which of the following best describes what production accomplishes? a. efficient use of natural resources. b. a reduction in the size of the labor force. c. an increase in supply that lowers prices. d. value added to resources that already exist.