considered for the literature

with booking functions (such as Expedia,

Travelocity, Bookings, British Airways, Iberia,

Finnair) were launched (Marcussen, 1999;

Mitra, 2007; Microsoft, 1997), articles pub-

lished between January 1995 and December

2011 were considered for the literature review.

As aforementioned, to guarantee that other

relevant articles from peer-reviewed jour-

nals were not Venta de inflables excluded from this literature

review, the online databases for academic jour-

nals ScienceDirect (http://www.sciencedirect.

com) and EBSCO (http://www.ebscohost.com),

as well as Google Scholar (http://www.scholar.

google.com) were used to search for suitable

articles. These are considered to be the largest

and most popular databases (Ip et al., 2011;

Ryan, 2005). The keywords used for this search

included different word combinations related to

online travel shopping such as “travel shopping

online,” “travel e-commerce,