Singh and Sirdeshmukh (2000) propose trust as a key mediator and moderator of pre-purchase and post-purchase processes leading to long-term loyalty. By key they imply that trust is a crucial variable that determines outcomes at different points in the process and serves as a glue that holds the relationship together.
ingh and Sirdeshmukh (2000) propose trust as a key moderator and mediator of pre-purchase and post-purchase processes conduct to long-term loyalty.