This paper presents a hybrid genetic/simulated annealing algorithm to solve the mathematic model of the day-ahead purchase strategy based on economics and security.

This article analysed the customers'psychological demand and their purchase decision process in the dress and personal adorment consumption,at the same time,it also put forword the concrete tactics in accordance with each purchase link.

By analyzing Internet consumer s purchase decision processes,this paper puts forward the important factors influencing the consumer s decision behavior and the hypotheses,and proposes an Internet consumer s purchase decision model.

The purpose of this study is to investigate the effects of online word of mouth information on consumer purchase decision with a between-subjects factorial design.