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Investor attention is an important concept in behavioral finance. Many articles have conducted cross-disciplinary research leading by this concept. In this paper, we use data extraction technology to collect a large number of Baidu Index…

Computers and Society · Computer Science 2019-11-05 Ren-jie Han , Shi-yuan Liu , Qian Li

The trade tension between the U.S. and China since 2018 has caused a steady decoupling of the world's two largest economies. The pandemic outbreak in 2020 complicated this process and had numerous unanticipated repercussions. This paper…

General Economics · Economics 2023-09-06 Wei Luo , Siyuan Kang , Sheng Hu , Lixian Su , Rui Dai

Is Google Search a monopoly with gatekeeping power? Regulators from the US, UK, and Europe have argued that it is based on the assumption that Google Search dominates the market for horizontal (a.k.a. "general") web search. Google disputes…

Using the United Nations Commodity Trade Statistics Database [http://comtrade.un.org/db/] we construct the Google matrix of the world trade network and analyze its properties for various trade commodities for all countries and all available…

General Finance · Quantitative Finance 2012-02-14 Leonardo Ermann , Dima L. Shepelyansky

Using the United Nations COMTRADE database \cite{comtrade} we construct the Google matrix $G$ of multiproduct world trade between the UN countries and analyze the properties of trade flows on this network for years 1962 - 2010. This…

Statistical Finance · Quantitative Finance 2015-04-02 Leonardo Ermann , Dima L. Shepelyansky

The recent outbreak of the novel coronavirus (COVID-19) has infected millions of citizens worldwide and claimed many lives. This paper examines its impact on the Chinese e-commerce market by analyzing behavioral changes seen from a large…

Physics and Society · Physics 2020-10-28 Yuan Yuan , Muzhi Guan , Zhilun Zhou , Sundong Kim , Meeyoung Cha , Depeng Jin , Yong Li

How does import competition from China affect engagement on ESG initiatives by US corporates? On the one hand, reduced profitability due to import competition and lagging ESG performance of Chinese exporters can disincentivize US firms to…

General Finance · Quantitative Finance 2022-02-01 Hui Xu , Yue Wu

We develop the Google matrix analysis of the multiproduct world trade network obtained from the UN COMTRADE database in recent years. The comparison is done between this new approach and the usual Import-Export description of this world…

Social and Information Networks · Computer Science 2021-10-08 Justin Loye , Katia Jaffrès-Runser , Dima Shepelyansky

The dominant understanding of Internet censorship posits that blocking access to foreign-based websites creates isolated communities of Internet users. We question this discourse for its assumption that if given access people would use all…

Computers and Society · Computer Science 2016-03-11 Harsh Taneja , Angela Xiao Wu

We measure the public concern during the outbreak of COVID-19 disease using three data sources from Google Trends (YouTube, Google News, and Google Search). Our findings are three-fold. First, the public concern in Italy is found to be a…

Statistical Finance · Quantitative Finance 2020-05-15 Michele Costola , Matteo Iacopini , Carlo R. M. A. Santagiustina

Export control is a policy and legal tool to protect national interests by regulating exports of sensitive goods and technology to foreign nations. It has become central to U.S.-China tech rivalry, especially in AI. Controls cover advanced…

Computers and Society · Computer Science 2026-05-25 Jingwen Liu , Jyh-An Lee

We investigate the alignment of international attention of news media organizations within 193 countries with the expressed international interests of the public within those same countries from March 7, 2016 to April 14, 2017. We collect…

Social and Information Networks · Computer Science 2018-02-20 Haewoon Kwak , Jisun An , Joni Salminen , Soon-Gyo Jung , Bernard J. Jansen

The imposition of government mandates upon Internet search engine operation is a growing area of interest for both computer science and public policy. Users of these search engines often observe evidence of censorship, but the government…

Cryptography and Security · Computer Science 2011-07-20 Tao Zhu , Christopher Bronk , Dan S. Wallach

The implementation of large-scale containment measures by governments to contain the spread of the COVID-19 virus has resulted in a large supply and demand shock throughout the global economy. Here, we use empirical vessel tracking data and…

General Economics · Economics 2020-11-03 Jasper Verschuur , Elco Koks , Jim Hall

China's scientific output has risen precipitously over the past decade; it is now the world's second-largest producer of scientific papers, behind only the United States. The quality of China's research is also on the rise (Van Noorden,…

Digital Libraries · Computer Science 2016-10-25 Xianwen Wang , Zhichao Fang , Qingchun Li , Xinhui Guo

We executed 24,000 search queries in 243 countries, generating 2.8 million AI and traditional search results in 2024 and 2025. We found a rapid global expansion of AI search and key trends that reflect important, previously hidden, policy…

Computers and Society · Computer Science 2026-02-20 Sinan Aral , Haiwen Li , Rui Zuo

We apply the recently developed reduced Google matrix algorithm for the analysis of the OECD-WTO world network of economic activities. This approach allows to determine interdependences and interactions of economy sectors of several…

Trading and Market Microstructure · Quantitative Finance 2020-12-15 Célestin Coquidé , José Lages , Dima L. Shepelyansky

Using the United Nations Comtrade database, we perform the Google matrix analysis of the multiproduct World Trade Network (WTN) for the years 2018-2020 comprising the emergence of the COVID-19 as a global pandemic. The applied algorithms --…

Statistical Finance · Quantitative Finance 2022-03-03 Célestin Coquidé , José Lages , Leonardo Ermann , Dima L. Shepelyansky

The days that precede Valentine's Day are characterized by extensive gift shopping activities all across the globe. In China, where much shopping takes place online, there has been an explosive growth in e-commerce sales during Valentine's…

Computers and Society · Computer Science 2021-08-23 Yongzhen Wang , Xiaozhong Liu , Yingnan Ju , Katy Börner , Jun Lin , Changlong Sun , Luo Si

The stock segment of China's time-honored brand enterprises has an important position in our securities stock market. The holiday effect is one of the market anomalies that occur in the securities market, which refers to the phenomenon that…

General Finance · Quantitative Finance 2023-08-03 Xianyang Li , Jiayi Xu , Haoxuan Xu , Yunxuan Ma , Yu Zhong , Lei Wang
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