ناصر عسگری - Assistant Prof., Faculty of Management, Sattari University, Tehran, Iran
حامد حیدری - PhD Student, Faculty of Management, Islamid Azad University of Qazvin, Qazvin, Iran

Studying the influencing factors on customer's trust and satisfaction in E-Commerce and adopting appropriate strategies about these factors are among the effective methods in achieving success in E-Commerce area. This article focuses on the study of effective factors on customer's trust and satisfaction in group discount websites. In this research, firstly the factor influencing on customer's satisfaction in E-commerce has been extracted through the conceptual study and the review of literature and the structural equation modeling has been presented. Then, E-questionnaire was given to the customers of group discount websites in Iran in order to evaluate the model and the relationships among the variables of the model. The analysis of the obtained results conducted through Partial least Square method proved the hypotheses of this model. The results of this research have provided with useful insight for those people who work in E-commerce; hence, they can design successful group discount websites based on group purchase income model.

E-commerce, group purchase, customer's satisfaction, customer`s trust