Patent ID: 7653578

Claim:
A method for handling uncertainty in accounting information due to time delay in information issuance comprising: representing the accounting information by streams of sequenced simple transaction states, each simple transaction state comprising at least four attributes, among which: a first attribute corresponds to a value date, a second attribute corresponds to a reporting date, a third attribute corresponds to a value parameter, and a fourth attribute is an account reference, said value date being a date said value parameter refers to and said reporting date being a date or a time said value date and said value parameter together with their account reference are entered into or are deemed to have become known to a portfolio accounting system, while each stream links all consecutive simple transaction states representing views of the same accounting information as known to the system over time; and entering a corrective simple transaction state in an information correction mode; wherein a reporting date of the corrective simple transaction state corresponds to a reporting date of an original, corrected simple transaction state, and the portfolio accounting system is implemented by a computer executing a computer-executable program stored on a computer-readable medium.