学术论文
研究焦点
全球学者
知识转移
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Inward Foreign Direct Investment and Technological Innovation of Local Firms: Differential Impacts on Incremental and Radical Innovation
Inward Foreign Direct Investment and Technological Innovation of Local Firms: Differential Impacts on Incremental and Radical Innovation
Does inward foreign direct investment (FDI) promote or inhibit the technological innovation of local firms? Prior research has generated mixed views and findings on this important question. To address this puzzle, we propose that FDI spillover and crowding-out effects may apply to different phases of innovation (i.e., idea generation and R&D implementation) respectively, which then leads to differential impacts of FDI on incremental and radical innovation. The results from a panel dataset of Chinese listed firms show that industry-level FDI is positively related to incremental innovation but has an inverted U-shaped impact on radical innovation. Furthermore, we find that technology gap reinforces the positive impact of FDI on incremental innovation while making its inverted U-shaped impact on radical innovation more pronounced, and when FDI local market focus is higher, the inverted U-shaped relationship between FDI and radical innovation is steeper. These findings reconcile the inconsistency regarding how FDI may affect local innovation and provide a novel analysis framework for the FDI literature.

The Dual Effects of Geopolitical Risk on MNCs’ First-Tier Supply Base: A Political Economy Perspective
The Dual Effects of Geopolitical Risk on MNCs’ First-Tier Supply Base: A Political Economy Perspective
While prior research has emphasized the economic threats posed by political risk, it is unclear how geopolitical risk (GPR), a supranational-level risk, affects global supply chain decisions. Drawing on the political economy perspective, we posit that GPR presents both opportunities and threats for multinational corporations (MNCs), depending on the political affinity between MNCs’ home and host countries. We also identify the risk-mitigation roles of MNCs’ political lobbying and market diversification. Using panel data from publicly listed MNCs in the US, we find that host-country GPR increases MNCs’ first-tier supply base when home–host country political affinity is high, but decreases when political affinity is low. Moreover, the positive effect of high-affinity host-country GPR on MNCs’ supply base is stronger, and the negative effect of low-affinity host-country GPR is weaker for MNCs with high levels of political lobbying or market diversification. These findings enrich the international business research and political economy perspective by elucidating both the opportunities and threats of GPR, and highlight the importance of risk-coping capabilities in managing GPR. These findings also provide insights for MNCs to adapt their strategies amid GPR by leveraging home–host political affinity, engaging in political lobbying, and pursuing market diversification to mitigate geopolitical challenges.

Why Do Investors Like Short-leg Securities? Evidence from a Textual Analysis of Buy Recommendations
Why Do Investors Like Short-leg Securities? Evidence from a Textual Analysis of Buy Recommendations
Our paper examines analyst reports and online stock opinion articles which recommend buying stocks that, based on the literature, trade at high prices and earn low future returns ("short-leg securities"). Using a textual analysis, we test whether the justifications primarily (1) emphasize safe-haven qualities, (2) indicate exuberance, or (3) highlight lottery-like features. Our results strongly point to (3). We subsequently validate our text-based inferences through a survey of institutional and retail investors with long positions in short-leg securities. Overall, perceived upside potential appears to play a material role in driving investor demand for stocks in the short legs of anomalies.

Corporate Lobbying of Bureaucrats
Corporate Lobbying of Bureaucrats
Executive agencies play a pivotal role in shaping the regulatory environment by crafting rules, enforcing regulations, and overseeing government contracts—all of which can have a profound impact on businesses. For firms, this potential impact creates a clear incentive for firms to influence these agencies, particularly during the critical stages of rulemaking and enforcement. In this context, lobbying emerges as a key tool that companies use to mold the regulatory landscape to their advantage. Unlike politicians, whose decisions are often swayed by electoral cycles and campaign contributions, agency officials are not elected, serve longer terms, and are less susceptible to direct political pressures. As a result, engaging in lobbying efforts with executive agencies is both more complicated and strategically crucial for firms operating within heavily regulated industries. However, the dynamics of such lobbying remain underexplored in the literature.
春节幸福感和疫情感知风险调查:来自机器学习的洞察
春节幸福感和疫情感知风险调查:来自机器学习的洞察
2023年刚结束的兔年春节内地民众过得怎样?调查显示,兔年春节期间,民众的幸福感平均值为5.47,介于“比较开心”与“开心”之间(1为最低值,7为最高值),“比较开心”以上人群占比为83.1%。
How to Recover from Work Stress, According to Science
How to Recover from Work Stress, According to Science
To combat stress and burnout, employers are increasingly offering benefits like virtual mental health support, spontaneous days or even weeks off, meeting-free days, and flexible work scheduling. Despite these efforts and the increasing number of employees buying into the importance of wellness, the effort is lost if you don’t actually recover. So, if you feel like you’re burning out, what works when it comes to recovering from stress? The authors discuss the “recovery paradox” — that when our bodies and minds need to recover and reset the most, we’re the least likely and able to do something about it — and present five research-backed strategies for recovering from stress at work.

研究企业之间的协调行为 – 郝宇博士
研究企业之间的协调行为 – 郝宇博士
计算机编程听起来好像和经济风马牛不相及,但拥有出色的编程技术,不但能帮助个人进行经济学学术研究,更能助你在商界捉紧更多就业机会。

构想虚拟货币的未来 – 游杨博士
构想虚拟货币的未来 – 游杨博士
作为教师,在鼓励同学努力学习之余,我亦会主动了解本地市场运作以及邀请雇主来到课堂分享业界经验。

从量子物理学到计量市场学—党矗博士
从量子物理学到计量市场学—党矗博士
理科出身的我,非常欣赏同学们的商业触觉。作为他们的师长,在教导他们使用数理工具作出科学判断的同时,我亦希望能够鼓励他们爱上学习,保持对未知事物的好奇心,应用课堂所学到的知识为社会做出贡献。

AI投资泡沫?
AI投资泡沫?
确实,虽然大量资本正涌入AI领域,但其中相当一部分投资尚未带来实质性或可见的商业回报。例如,Meta发布财报披露其投入巨资布局AI运算能力、数据中心和人才招募后股价应声下跌,部分反映了投资者对于大量AI投资的疑虑。那么,当下的AI投资是否已经显得过于狂热? 还是如许多支持者所言,“这一次是真的”(This time is real)?
当AI掌握了“平均”创造力,教育如何突围?
当AI掌握了“平均”创造力,教育如何突围?
前几周,香港某顶级国际学校的家长微信群炸了锅。 起因是一位妈妈的困惑:“AI写的作文比我女儿好太多了,她还需要学写作吗?”另一位爸爸立刻回应:“我已经给我儿子报了三个程式设计班,未来不会用 AI 的孩子肯定要被淘汰。”
以Web 3.0赋能香港金融业发展 巩固提升香港国际金融中心地位
以Web 3.0赋能香港金融业发展 巩固提升香港国际金融中心地位
在全球Web 3.0浪潮推动虚拟资产市场规模持续扩张、国际金融秩序重塑的背景下,构建平衡稳健的本地Web 3.0生态体系,已然成为香港金融发展的破局支点。
宏观经济后的“经济不安全”隐忧
宏观经济后的“经济不安全”隐忧
经济不安全有相当程度的个人心理因素,也是事情发生前的主观概率。事后的宏观经济数据,不能反映出芸芸众生的内心纠结。2026年即将来临,全球经济看来安全渡过了过去一年的风云变幻,但当前的政经局面,仍只是世纪大变局的开端,充满了各方面的波诡云谲。在期望经济不受严重冲击的同时,也希望压力不要全落在低阶层民众的身上。
中企出海: 香港转型的契机
中企出海: 香港转型的契机
反内卷在于把竞争重心从成本转向标准,从价格转向质量;把产能的增长转化为品牌与制度的输出,将企业的成长与在地社会的进步联系在一起。香港所能贡献的,正是一种制度化的想像力,让中企出海,不仅能跨过关税与港口,也能跨过信任与治理的门槛。当这座城市在规则、资本与生态之间形成合力,从超级联系人升级为超级增值人,便是水到渠成的事情。
浴火重生:化哀思为反思
浴火重生:化哀思为反思
2025年11月26日下午2时51分,一场大火烧毁了大埔宏福苑7座大厦。43小时的熊熊大火,夺去了至少160个鲜活的生命,带走了1000多个家庭的所有,更隐没了所有香港人的笑容。
宏观经济后的“经济不安全”隐忧
宏观经济后的“经济不安全”隐忧
经济不安全有相当程度的个人心理因素,也是事情发生前的主观概率。事后的宏观经济数据,不能反映出芸芸众生的内心纠结。2026年即将来临,全球经济看来安全渡过了过去一年的风云变幻,但当前的政经局面,仍只是世纪大变局的开端,充满了各方面的波诡云谲。在期望经济不受严重冲击的同时,也希望压力不要全落在低阶层民众的身上。
AI投资泡沫?
AI投资泡沫?
确实,虽然大量资本正涌入AI领域,但其中相当一部分投资尚未带来实质性或可见的商业回报。例如,Meta发布财报披露其投入巨资布局AI运算能力、数据中心和人才招募后股价应声下跌,部分反映了投资者对于大量AI投资的疑虑。那么,当下的AI投资是否已经显得过于狂热? 还是如许多支持者所言,“这一次是真的”(This time is real)?
中企出海: 香港转型的契机
中企出海: 香港转型的契机
反内卷在于把竞争重心从成本转向标准,从价格转向质量;把产能的增长转化为品牌与制度的输出,将企业的成长与在地社会的进步联系在一起。香港所能贡献的,正是一种制度化的想像力,让中企出海,不仅能跨过关税与港口,也能跨过信任与治理的门槛。当这座城市在规则、资本与生态之间形成合力,从超级联系人升级为超级增值人,便是水到渠成的事情。