When pricing single-family mortgage pass-through securities, issuers may use one or more of the following methods of prepayment assumptions except:
(a) fha prepayment experiences
(b) the psa model
(c)the pool factor technique
(d) constant rates of prepayment

You have just been hired as a brand manager at kelsey-white, an american multinational consumer goods company. recently the firm invested in the development of k-w vision, a series of systems and processes that allow the use of up-to-date data and advanced analytics to drive informed decision making about k-w brands. it is 2018. the system is populated with 3 years of historical data. as brand manager for k-w’s blue laundry detergent, you are tasked to lead the brand's turnaround. use the vision platform to to develop your strategy and grow blue’s market share over the next 4 years.