Consumer search behavior and choice decision
Keyword search advertising
Financial services marketing
Bayesian estimation and text mining analysis methods
Kim, Alex Jiyoung, Sungha Jang, Hyun S. Shin (2019, forthcoming), “How Should Retail Advertisers Manage Multiple Keywords in Paid Search Advertising?” Journal of Business Research.
Son, Junghwa, Ji Hye Kang, Sungha Jang (2019), “The Effects of Out-of-Stock, Return, and Cancellation Amounts on Order Amounts of an Online Retailer,” Journal of Retailing and Consumer Services, 51 November, 421-427.
Song, Chanho, Sungha Jang, Jennifer Wiggins, and Ed Nowlin (2019), “Does Haste Always Make Waste? Service quantity, Service quality, and Incentives in Speed-intensive Service Firms,” Service Business, 13 (2), 289-304.
Zhen, Xueping, Gangshu (George) Cai, Reo Song, and Sungha Jang (2019), “The Effects of Herding and Word of Mouth in a Two-Period Advertising Signaling Model,” European Journal of Operational Research, 275 (1), 361-373.
Kim, Jungkeun, Yuanyuan (Gina) Cui, Sungha Jang, Mark T. Spence, Jongwon Park (2019), “Response to Thoemmes and Lemmer (2019) regarding Mediation Analysis Revisited,” Australasian Marketing Journal, 27 (2), 126-128.
Jang, Sungha, Jinsoo Kim, Reo Song, and Ho Kim (2018), “Advertising Strategy and Its Effectiveness on Consumer Online Search in a Defaming Product-Harm Crisis,” Asia Pacific Journal of Marketing and Logistics, 30 (3), 705-724.
Winner of Outstanding Paper in the 2019 Emerald Literati Awards
Kim, Jungkeun, Euejung Hwang, Megan Phillips, Sungha Jang, Jae-Eun Kim, Mark T. Spence, and Jongwon Park (2018), “Mediation Analysis Revisited: Practical Suggestions for Addressing Common Deficiencies,” Australasian Marketing Journal, 26 (1), 59-64.
Jang, Sungha, Tian Liu, Ji Hye Kang, and Huichen Yang (2018), “Understanding Important Hotel Attributes from the Consumer Perspective over Time,” Australasian Marketing Journal, 26 (1), 23-30.
Kang, Ji Hye, Su Yeon Kim, Sungha Jang, and Ae-Ran Koh (2018), “Can College Students’ Global Competence Be Enhanced in the Classroom? The Impact of Cross- and Inter-Cultural Online Projects,” Innovations in Education and Teaching International, 55 (6), 683-693.
Song, Reo, Ho Kim, Gene Lee, and Sungha Jang (2017), “Does Deceptive Marketing Pay? The Evolution of Consumer Sentiment Surrounding a Pseudo-Product-Harm Crisis,” Journal of Business Ethics, Published online: 26 October 2017, 1-19.
Jang, Sungha, Ashutosh Prasad, and Brian T. Ratchford (2017), “Consumer Search of Multiple Information Sources and Its Impact on Consumer Price Satisfaction,” Journal of Interactive Marketing, 40 (November), 24–40.
Jang, Sungha, Ji Hye Kang, and Junghwa Son (2017), “Promotion Effectiveness of Coupons and Reward Points by Fashion Product Categories at an Online Retailer,” Journal of Channel and Retailing, 22 (3), 1–17.
Jang, Sungha, Ashutosh Prasad, and Brian T. Ratchford (2016), “Consumer Spending Patterns Across Firms and Categories: Application to the Size and Share of Wallet,” International Journal of Research in Marketing, 33 (1), 123–139.
Song, Reo, Sungha Jang, and Gangshu (George) Cai (2016), “Does Advertising Indicate Product Quality? Evidence From Prelaunch and Postlaunch Advertising in the Movie Industry,” Marketing Letters, 27 (4), 791–804.
Jang, Sungha, Ashutosh Prasad, and Brian T. Ratchford (2012), “How Consumers Use Product Reviews in the Purchase Decision Process,” Marketing Letters, 23 (3), 825–838.
3) Book Chapters
Kang, Ji Hye, Sowon Hahn, Sungha Jang, and Junghwa Son (2017). “South Korea.” In Jaya Halepete and Shubhapriya Bennur (Eds.), Retailing in Emerging Markets (2nd ed.). New York, NY: Fairchild Books.
Jang, Sungha (2017). “How to Become a Business Analytics Expert” (in Korean). In Jaejun Jang, Onkyung Hwang, and Wonkyu Hwang (Eds.), The Fourth Industrial Revolution: What We Should Prepare. Seoul, Korea: Hanbit Biz.