Now, It is well known fact that customer loyalty is very important factor for firm‘s performance. So, many firms tried to measure and promote their customer loyalty. But, such current loyalty promotion strategies are almost passive in that they concentrate on providing loyal customers with some rewards, not on systematic promotion of customer loyalty.
In this research, we use customer satisfaction survey data to provide the methodology to promote customer loyalty systematically. To do that, first we find important factors that correlated with loyalty, and second quantifying the control effects of found important factors.
