Publications

Journal Publications

2024

• The Effects of Sentiment Evolution in Financial Texts: A Word Embedding Approach
Jiexin Zheng, Ka Chung Ng, Rong Zheng, and Kar Yan Tam
Journal of Management Information Systems. 2024.

[Github] Codes will be released soon.

2023

• Augmenting Fake Content Detection in Online Platforms: A Domain Adaptive Transfer Learning via Adversarial Training Approach
Ka Chung Ng, Ping Fan Ke, Mike K. P. So, and Kar Yan Tam
Production and Operations Management. 2023.

[Github] Adversarial Domain Adaptation for Fake Content

2021

• The Effect of Platform Intervention Policies on Fake News Dissemination and Survival: An Empirical Examination
Ka Chung Ng, Tang Jie, and Dongwon Lee
Journal of Management Information Systems. 2021.

Media Coverage: Dong-A Business Review (Sep 2022, Issue 1, No. 352), Dong-A ILBO (Sep 14, 2022)

• Protecting Against Threats to Information Security: An Attitudinal Ambivalence Perspective
Ka Chung Ng, Xiaojun Zhang, James Y. L. Thong, and Kar Yan Tam
Journal of Management Information Systems. 2021.

• A Latent Space Modeling Approach to Interfirm Relationship Analysis
Ka Chung Ng, Mike K. P. So, and Kar Yan Tam
ACM Transactions on Management Information Systems. 2021.

Conference Papers

2022

• Bank Error in Whose Favor? A Case Study of Decentralized Finance Misgovernance
Ping Fan Ke and Ka Chung Ng
ICIS 2022 Proceedings. 2022.

2020

• Online Media Causes Biased Stock Investment: Evidence from a Regression-Discontinuity Design
Jiali Zhou and Ka Chung Ng
ICIS 2020 Proceedings. 2020.

2019

• Reposts Influencing the Effectiveness of Social Reporting System: An Empirical Study from Sina Weibo
Tang Jie and Ka Chung Ng
ICIS 2019 Proceedings. 2019.