| 主权项 |
1. A method of forecasting economic performance, comprising:
accessing, with a computer processor, payment card transaction records stored in computer storage, wherein each payment card transaction record includes a transaction date, a process date and a transaction amount; determining, with the computer processor, from the stored payment card transaction records a total (TToDate) of transaction amounts for transaction records having a transaction date and a process date during a current period as of a current date, wherein the current period includes a start date and an end date, and wherein the current date has a relationship to the start date or the end date of the of the current period; determining, with the computer processor, from the stored payment card transaction records a total (PToDate) of transaction amounts for transaction records having a transaction date in prior period and having a process date equal to or earlier than a prior date, wherein the prior period includes a start date and an end date, and wherein the prior date has the same relationship to the start date or the end date of the of the prior period as the current date has to the start date or the end date of the of the current period; and, determining, with the computer processor, a relationship between TToDate and PToDate. |
