METHOD FOR DETECTING PRICE BAND OF COMMODITY AND METHOD FOR DETECTING POPULAR COMMODITY

摘要

PROBLEM TO BE SOLVED: To suppress useless expenses and to know the prices of latest and suitable used cars or used parts. SOLUTION: The method for detecting a commodity price band is provided with a step S101 for inputting the contract prices of used cars or used parts knocked down in a plurality of auction halls opened in a computer network and a step S102 for calculating an average contract price and a step S103 for disclosing the calculated result.