Patent ID: 8571963

Claim:
A computer system for administering an investment fund, the fund having a plurality of shares; a managed distribution schedule comprising a plurality of consecutive annual periods, a number of payments to be provided during each of the consecutive annual periods, and a formula for calculating a value for each of the payments; and an investment strategy for investing in assets to provide funds sufficient to meet the managed distribution schedule; the computer system comprising: a computer; and programmed instructions for performing method steps comprising: calculating annually the value of each of the payments to be provided in a period according to the managed distribution schedule, the value comprising 1/n th of a predetermined percentage of a designated value corresponding to one of the plurality of shares, wherein n equals a number of payments and the designated value for at least one of the consecutive annual periods comprises a trailing Net Asset Value (NAV); modeling a plurality of asset allocation strategies; plotting an efficient frontier of the modeled asset allocation strategies by probability of year-to-year decline and probability of maintaining real or nominal distributions; receiving instructions selecting an asset allocation strategy from the efficient frontier as the investment strategy; recording issuance of at least one share to an investor in exchange for funds received from the investor; investing the received funds according to the investment strategy, thereby creating an investment portfolio; and providing each of the payments to each investor during the period.