Projects a and b are mutually exclusive. project a has cash flows of -$10,000, $5,100, $3,400, and $4,500 for years 0 to 3, respectively. project b has cash flows of -$10,000, $4,500, $3,400, and $5,100 for years 0 to 3, respectively. what is the crossover rate for these two projects?

Select all that apply. select the ways that labor unions can increase wages. collective bargaining reducing the labor supply increasing the demand for labor creating monopolies

Which of the following statements are false regarding activity-based costing? non-manufacturing costs are important to include when calculating the cost of each product. costs are allocated based on a pre-determined overhead rate. transitioning from traditional costing methods to activity-based costing can be complicated and costly. activity-based costing follows the same basic calculation methods as traditional costing approaches. none of the above

You are the manager of a large crude-oil refinery. as part of the refining process, a certain heat exchanger (operated at high temperatures and with abrasive material flowing through it) must be replaced every year. the replacement and downtime cost in the first year is $165 comma 000. this cost is expected to increase due to inflation at a rate of 7% per year for six years (i.e. until the eoy 7), at which time this particular heat exchanger will no longer be needed. if the company's cost of capital is 15% per year, how much could you afford to spend for a higher quality heat exchanger so that these annual replacement and downtime costs could be eliminated?