such as for example notional rate payment dates applicable factors or business day conventions for example the data storage facility 110 can use the coupon data for the linked trade records to calculate the coupons as if they were in a current state 282 of confirmed the trade event can contain a fee or one time up front payment such as single payment amounts for cds initial payment amounts for cd indices and or one time premiums fee data can be used by the data storage facility 110 to designate fees due regardless of post trade events an exemplary list of trade record statuses and how coupons and fees are calculated is depicted below in table 5 referring to table 5 the first column u201c trade record status u201d indicates the current status of the trade records which is u201c unconfirmed u201d if all parties haven not confirmed the trade record if one party has initiated the trade the status is u201c alleged u201d if all parties have confirmed the trade record the value is u201c confirmed u201d the u201c linked u201d column indicates a trade record is linked with u201c yes u201d and un linked with u201c no u201d if trade record linking is not effectual the value is u201c irrelevant u201d for both the u201c coupons u201d and u201c fees u201d.