Vol 8, No 2 (2016): December 2016rn1 Effects of Externalities and Flow on Perceived Usefulness, Satisfaction, and Loyalty in Mobile Instant Messaging PromotionrnTheresia Victory Gloria, Adrian Achyar p.58-103rn2 Green Marketing: A Study of the Factors Influencing the Repurchase Decision for Javanony Herbal ProductsrnSri Widyastuti, Santoso, Budi Santoso p.104-119rn3 E-Procurement Service Quality in MalaysiarnSharifah Latifah binti Syed A. Kadir p.116-127rn4 The effects of companies’ social irresponsibility on consumers’ negative emotions toward the brand and their behaviorrnSeyyed Nasab p.128-153rn