“…Many studies in the above types of literature are conceptual contributions or literature reviews (see e.g. Guy, 1985;Salomon, 1985Salomon, , 1986Salomon and Koppelman, 1988;Mokhtarian, 1990Mokhtarian, , 2002Mokhtarian, , 2004Westlake, 1990;Rowley, 1996;Alba et al, 1997;Dholakia et al, 2000;Reynolds, 2000a, b;Gillespie et al, 2001;Golob and Regan, 2001;Lyons, 2002;Wrigley et al, 2002;Anderson et al, 2003;Burt and Sparks, 2003;Couclelis, 2004;Daduna and Lenz, 2004;Dholakia, 2004;Visser and Lanzendorf, 2004;Boschma and Weltevreden, 2005;Dixon et al, 2005). This paper draws on the work of Mokhtarian, which clearly delineates the concepts of substitution, complementarity, and other likely impacts of e-shopping.…”