1.What kind of situation will lead to the change of premium rate.费率变动会涉及该险种的所有保单持有人,而不只是单个持有人。费率变动与否取决于对未来情况的预期是否有变动,例如,由于人体内在原因导致癌症发病率高于原先估计值的,(就会导致费率调整)2.How to deal with the clients who are not willing to accept the change of premium rate.可能的退保者3.Whether it is fair for the policy holders if insurance company conclude this term.国际通行的惯例是,大多数均衡保费的保险产品并不保证投保人能按照原来的费率续保。而那些能够保证费率不变的产品一般都要昂贵得多。