感谢支持，2 篇新论文的引用已经进入 前 4%，有使用 "Utilitarian and/or hedonic 概念 或 控制变量的研究者，请多多参考&引用。

特别是这篇 “控制变量” 重要的研究结果是预期有机会引领国际IS领域正确的作控制变量分析后，再影响国内的控制变量的分析，特别是在处理 内生性问题时常被要求要做控制变量的处理。

Chang, Yu-Wei; Hsu, Ping-Yu; Chen, Jiahe; Shiau, Wen-Lung; Xu, Ni (2023), "Utilitarian and/or hedonic shopping – consumer motivation to purchase in smart stores", Industrial Management & Data Systems, Vol. 123 No. 3, pp. 821-842. https://doi.org/10.1108/IMDS-04-2022-0250 (ABS **, ABDC: A, JCR 2021 SCI Q2 IF= 5.5, 5-year IF = 6.4 ).

Wen-Lung Shiau, Patrick Y.K. Chau, Jason Bennett Thatcher, Ching-I Teng * and Yogesh K. Dwivedi (2024), Have we controlled properly? Problems with and recommendations for the use of control variables in information systems research, International Journal of Information Management, Volume 74, Volume 74, February, 102702 (SSCI, 2023 IF= 21 , Information Science & Library Science Q1, 1/161.) https://doi.org/10.1016/j.ijinfomgt.2023.102702. (https://www.sciencedirect.com/....../pii/S026840122300083X)