FORECAST VALUE EVALUATION METHOD, SYSTEM AND PROGRAM

PROBLEM TO BE SOLVED: To find a difference in perspectives and facilitate determination of a cause for the difference in perspectives and correction of forecast values even when the forecast values formed based on different factors respectively by two companies in business accidentally match each other in a joint forecast system for forming a forecast jointly by the two sharing companies. SOLUTION: Two companies share both a forecast value and basis information obtained by patternizing a factor for calculating the forecast value. When such conditions as those under which the basis information of the two companies does not match each other are satisfied, it is determined that there is a difference in perspectives of the forecast value. When it is so determined, then the basis information is presented to the two companies, a recommendable value for correcting the forecast value is calculated based on the basis information, and the calculated value is presented to the two companies. COPYRIGHT: (C)2004,JPO