ABSTRACT
Par ty also reviewed econometric and time series model l ing procedures
other than the W i l k i e model, which is based on Box-Jenk ins methods,
and made some proposals wi th regard to possibilities for developing
and improv ing the W i l k i e model . However , the W o r k i n g Par ty con-
cluded that it is not yet possible to give a definitive statement as to
which model is most appropriate for general actuarial use.