The weighted average life (WAL) is the average length of time that each dollar of unpaid principal on a loan, amortgage, or anamortizing bondremains outstanding. Calculating WAL shows an investor, an analyst, or a portfolio manager how many years it will take to receive roughly half of the...
half-life (hăf′līf′) The average time needed for half the nuclei in a sample of a radioactive substance to undergo radioactive decay. The half-life of a substance does not equal half of its full duration of radioactivity. For example, if one starts with 100 grams of radium 229, ...
The weighted average life (WAL) is a product of the time when principal payments are received and the amount of principal received divided by total principal outstanding. Explicitly, it can be defined as: For example, consider a loan with two years to maturity and $100 million in principal....
网络加权平均存续期 网络释义 1. 加权平均存续期 分期偿还证券需要计算证券的加权平均存续期(weighted average life)或简称为平均存续期(average life)。当以后我们讲到两类 … www.amazon.cn|基于 1 个网页
calculation usage. On the other hand, the simple average has broader applications but is limited by its susceptibility to extreme values. In practical life, the calculation of the simple average is often supported by complementary averages such as the weighted average or simple moving average. ...
Example: Sam wants to buy a new camera, and decides on the following rating system: Image Quality 50% Battery Life 30% Zoom Range 20% The Sonu camera gets 8 (out of 10) for Image Quality, 6 for Battery Life and 7 for Zoom Range The Conan camera gets 9 for Image Quality, 4 for ...
What Is the Difference Between Weighted Average Maturity (WAM) and Weighted Average Life (WAL)? WAM and WAL are mainly used when evaluatingmoney market funds. The difference between WAM and WAL is that WAM takes into accountinterest rate resetsand WAL does not. The SEC limits the WAL for mo...
Data Types:double Output Arguments collapse all Weighted Average Life (WAL) of MBS, in number of years, returned as aNMBS-by-1vector. More About collapse all TheWeighted Average Life(WAL) of a mortgage pool is a measure used to estimate the average time until the cash flows from the pool...
Define Weighted Average Maturity. means the average length of time to legal maturity or, if shorter, to the next interest rate reset to a money market rate, of all of the underlying assets in a Money Market Fund reflecting the relative holdings in each a
3.5 Weighted average of the results All final scores for each subset, case, or video on the aforementioned 2D and 3D metrics are obtained using weighted averages. For example, the 2D accuracy of a video, which contains multiple anchors, is obtained using: (9)VideoAccuracy=∑i=1kAccuracyi...