| 摘要 |
An electronic commerce transaction method through a desired price research is provided to purchase the product at expected price investigation is the calculation of the purchase expected price of the members about a product through the question survey at the sale price from purchase expected price. The purchase expected price of a product is searched from members through the client(100). The sale price is among the average of purchase expected prices investigated in the purchase expected price investigation, and the average + standard deviation and average - standard deviation(200). The product is sold to members corresponding to the cost higher than the sale price by the sale price(300). |
