A method of structuring a life insurance product includes: selecting one or more insureds from a pool of applicants; collecting at least one premium payment, the at least one premium payment comprising a charge for cost of insurance; issuing at least one policy covering the one or more insureds, the at least one policy having a cash value and a death benefit; placing the at least one premium payment into an account, thereby populating the account with assets; investing the assets thereby generating a rate of return; tying the cash value and death benefit amounts to the rate of return; creating a mortality fluctuation reserve, adding the mortality fluctuation reserve to the account, and investing the reserve; and calculating a mortality experience credit upon satisfying certain criteria. Associated data processing methods and systems are also described.