Electric providers like edison are an example of what specific type of monopoly

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?

Elite coffee and bakery, a café that offers a relaxing environment to enjoy quality coffees, teas, soups, and other menu items, has a poster in the front of its restaurants that reads, "we will always provide a quality product to our customers better meet the challenges of their day and always take the time to offer caring service one person at a time." this statement is elite's

True or false: it is generally better to concentrate your exercise time on the weekends only for maximum aerobic benefit.