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] WOLVES - Word List Vector for Sentiment

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.