The savings–investment spending identity says that:

each person in the economy must invest as much as he or she saves.

savings and investment spending are always equal for the economy as a whole.

savings must equal government investment for the economy as a whole.

each person in the economy must save as much as he or she invests.

Sarah borrowed $16,500 on may 23 with interest due on september 3. if the interest rate is 9%, find the interest on the loan using exact interest and ordinary interest.

Acompany manufactures hair dryers. it buys some of the components, but it makes the heating element, which it can produce at the rate of 920 per day. hair dryers are assembled daily, 250 days a year, at a rate of 360 per day. because of the disparity between the production and usage rates, the heating elements are periodically produced in batches of 2,300 units. a. approximately how many batches of heating elements are produced annually? b. if production on a batch begins when there is no inventory of heating elements on hand, how much inventory will be on hand 4 days later? c. what is the average inventory of elements, assuming each production cycle begins when there are none on hand?

In order to minimize project risk which step comes after the step of identifying risks