Patent ID: 7941358

Claim:
A method for administering a combination annuity product, the method comprising: receiving at least one premium payment associated with a combination annuity product; allocating a specified portion of the payment to a fixed account and allocating a specified portion of the payment to a variable sub-account to determine a fixed account/variable sub-account allocation; and, guaranteeing principal protection for a specified portion of principal associated with the combination annuity product, wherein said guaranteeing principal protection includes: guaranteeing a minimum rate (y) on the fixed account allocation; guaranteeing at the end of a given period (z) that the variable sub-account will not be less than a specific percentage (x) of the original amount allocated to it; and, determining with a computer the fixed account/variable sub-account allocation using an equation according to which the specified portion of the at least one premium payment that is allocated to the fixed account varies inversely proportionally to the specified sub-account protection percentage (x), the specified fixed account growth rate (y) and the specified benefit period (z).