Weighted-average life
WEIGHTED AVERAGE OF THE TIMES OF THE PRINCIPAL REPAYMENTS; THE AVERAGE TIME UNTIL A DOLLAR OF PRINCIPAL IS REPAID
Weighted-Average Life; Weighted average life; Weighted Average Life
In finance, the weighted-average life (WAL) of an amortizing loan or amortizing bond, also called average life,PIMCO glossaryBloomberg Glossary is the weighted average of the times of the principal repayments: it's the average time until a dollar of principal is repaid.