“…After eliminating less frequent items we were finally left with 29 categories. These items were then sorted into categories using card-sorting procedure Author(s) Success factors Methodology Bundling strategy Prasad et al (2015) Price discrimination Modeling Mix bundling de Miranda et al (2006) Pricing Modeling Service bundling Koukova et al (2008) Complementarity, product type Experiment Product bundling, Agarwal and Chatterjee (2003) Complexity, uniqueness, similarity Survey Product bundling Avenali et al (2013) Price, quality investment Modeling Product bundling Lee and Kwon (2011) Complementarity Modeling Service bundling Sett (2014) Complementarity, reference framing, price framing Experiment Product bundling, price bundling Bouwman et al (2007) Price, bundle size Survey Service bundling Sheng et al (2007) Price, perceived quality, complementarity Experiment Product bundling de Pechpeyrou (2013) Perceived unit cost, product attractiveness Experiment Virtual bundling Chung et al (2013) Brand, consumer surplus, social welfare Modeling Product bundling Bockstedt and Goh (2014) (Moore and Benbasat, 1991) to verify the construct, face, and discriminant validity (Khalifa and Liu, 2002). Each item was printed on a card and these cards were then shuffled before they were handed over to the judges.…”