Section 12-585 - Evidence of future damagesA. The calculation for all future economic damages shall reflect future changes in earning power or the purchasing power of the dollar. Future damages shall not be discounted to present value, except pursuant to section 12-589.B. Unless the court otherwise directs or the parties otherwise agree, the annual amounts for future damages shall be prorated and paid at one month intervals during the year due. Each payment is payable on the first day of the month following its accrual.