Which of the following statements are true about duration?

a. It is a weighted average of time periods where the weights are the percentage of the bond's value coming from that period.
b. It presents the effective average maturity of the bond's cash flows.
c. It is used to assess a bond's credit risk.
d. The duration of a zero-coupon bond is equal to its time to maturity.

James sebenius, in his harvard business review article: six habits of merely effective negotiators, identifies six mistakes that negotiators make that keep them from solving the right problem. identify which mistake is being described. striving for a “win-win” agreement results in differences being overlooked that may result in joint gains.

Which of the following are considered needs? check all that apply

Exercise 18-15 sheffield appliance center is an experienced home appliance dealer. sheffield appliance center also offers a number of services for the home appliances that it sells. assume that sheffield appliance center sells ovens on a standalone basis. sheffield appliance center also sells installation services and maintenance services for ovens. however, sheffield appliance center does not offer installation or maintenance services to customers who buy ovens from other vendors. pricing for ovens is as follows. oven only $790 oven with installation service 850 oven with maintenance services 970 oven with installation and maintenance services 990 in each instance in which maintenance services are provided, the maintenance service is separately priced within the arrangement at $180. additionally, the incremental amount charged by sheffield appliance center for installation approximates the amount charged by independent third parties. ovens are sold subject to a general right of return. if a customer purchases an oven with installation and/or maintenance services, in the event sheffield appliance center does not complete the service satisfactorily, the customer is only entitled to a refund of the portion of the fee that exceeds $790. assume that a customer purchases an oven with both installation and maintenance services for $990. (b) indicate the amount of revenue that should be allocated to the oven, the installation, and to the maintenance contract.