“…A large group of papers, albeit mainly focused on hotels, used TripAdvisor or other sites as a source of data, collecting the data either manually or automatically (e.g., Gerdes & Stringam, 2008;Jeong & Jeon, 2008;Ye et al, 2009;Melián-González, Bulchand-Gidumal & López-Valcárcel, 2013;Limberger et al, 2014, Balagué et al, 2016Pacheco, 2017, among others). For instance, Ye et al (2009) empirically investigated the impact of online consumer-generated reviews on hotel room sales, by tallying the number of reviews received on a travel website which they consider to be a proxy of room sales.…”