Rongjiang Cai

ORCID: 0000-0001-7599-161X
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About
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Research Areas
  • Energy, Environment, Economic Growth
  • Energy, Environment, and Transportation Policies
  • Climate Change Policy and Economics
  • Market Dynamics and Volatility
  • Energy and Environment Impacts
  • Sustainable Finance and Green Bonds
  • Environmental Sustainability in Business
  • Corporate Social Responsibility Reporting
  • Electric Vehicles and Infrastructure
  • Environmental Impact and Sustainability
  • Geophysical Methods and Applications
  • Transportation and Mobility Innovations
  • Infrastructure Maintenance and Monitoring
  • Grey System Theory Applications
  • Digital Marketing and Social Media
  • Evaluation and Performance Assessment
  • Educational Assessment and Improvement
  • Privacy, Security, and Data Protection
  • Non-Destructive Testing Techniques
  • Corporate Finance and Governance

Ningbo University of Technology
2023-2024

Macao Polytechnic University
2024

International students play a crucial role in China’s talent development strategy. Thus, predicting overseas mobility is essential for formulating scientifically reasonable introduction policies, optimizing cultivation systems, and fostering international cooperation. In this study, we proposed novel fractional-order grey model based on the Multi-Layer Perceptron (MLP) Grey Wolf Optimizer (GWO) algorithm to forecast movement of talent, namely MGDFGM(1,1). Compared traditional FGM(1,1), which...

10.3390/fractalfract8040217 article EN cc-by Fractal and Fractional 2024-04-08

This study uses an evolutionary game model to analyze the interplay between Macao residents’ willingness purchase electric vehicles (EVs) and government’s promotion strategies. It assesses effectiveness of incentives like tax exemptions price reductions. Despite these initiatives, challenges such as high initial costs, limited vehicle range, long charging times continue hinder widespread adoption EVs in Macao. Government subsidies increase appeal EV purchases, but if not managed carefully,...

10.3390/wevj15080371 article EN cc-by World Electric Vehicle Journal 2024-08-16

Although numerous organizational researchers have acknowledged that COVID-19 shocks reduced the tourism industry’s financial performance, relevant literature remains scarce. Do firms reduce corporate social responsibility (CSR) investments to decrease costs? The answer is unclear. This study fills gap between stakeholder and cost stickiness theories. Based on a quasi-natural experiment of listed Chinese companies from 2017 2021, finds shock caused increase strategic responsive CSR. In...

10.20944/preprints202401.2199.v1 preprint EN 2024-01-31

Numerous organizational researchers have acknowledged that COVID-19 reduced the profit in tourism industry. Some firms decreased cost by reducing investment of CSR order to increase profit. However, relevant literature remains scarce. The main purpose this study is explore effect on This fills gap between stakeholder and stickiness theories. Based a quasi-experiment listed Chinese companies from 2017 2021, finds caused strategic decrease responsive one. In addition, adopted leadership...

10.3390/systems12030083 article EN cc-by Systems 2024-03-05

The chloride migration coefficient (CMC) of concrete is crucial for evaluating its durability. This study develops ensemble models to predict the CMC concrete, addressing limitations traditional, labor-intensive laboratory tests. We developed three models: an inverse variance-based model, Artificial Neural Network (ANN)-based and a tree-based model using random forest regression algorithm. These were trained on dataset comprising 843 mix proportions from existing literature. Results indicate...

10.3389/fmats.2024.1445547 article EN cc-by Frontiers in Materials 2024-08-20

The escalating challenges of global climate change have made the development low-carbon cities—urban areas committed to reducing carbon emissions through sustainable energy use, enhanced building efficiency, and transport solutions—a critical area study. However, there remains a significant gap in systematic review thematic evolution emerging frontiers within this field. This study addresses by analyzing data from Web Science database, initially retrieving 1,743 articles articles. Following...

10.3389/fbuil.2024.1464529 article EN cc-by Frontiers in Built Environment 2024-08-30

The education policy of the Macao Special Administrative Region is a driving factor in investment educational resources and construction comprehensive system. At same time, Government closely integrates its with overall national development strategy, focuses on training teachers strong sense responsibility, attaches importance to needs young people education, information technology vocational education. Taking addresses Macau over past 25 years as research sample, this study pioneered use...

10.3390/educsci14121306 article EN cc-by Education Sciences 2024-11-28

The growing concern surrounding climate change has piqued interest in incorporating green bonds (GBs) into investment portfolios. This article integrates and non-green assets one framework, creating a two-way feedback mechanism. Using modified error variance decomposition network diagrams, we quantitatively systematically analyze the connections between bond market various other information at different time frequencies. Furthermore, investigated spillover values extreme conditions using...

10.1080/09640568.2024.2312543 article EN Journal of Environmental Planning and Management 2024-02-14

In China, new-energy vehicles are viewed as the ultimate goal for automobile industry, given current focus on “dual-carbon” target. Therefore, it is important to promote sustainable development of this market and ensure a smooth transition from fuel-driven vehicles. This study constructs tripartite evolutionary game model involving vehicle enterprises, consumers, government. It improves through mechanisms dynamic static rewards punishments, respectively, using real-world data. The results...

10.3390/math12182900 article EN cc-by Mathematics 2024-09-18

This study investigates whether green bonds (GBs) can hedge against geopolitical risk (GPR). extends the booming literature on GPR and GBs, develops a modified connectedness network model to measure between confirms hedging property of GBs GPR, becomes first discuss alternative properties GPR. We find evidence market-, time-, quantile-varying linkage GB markets based time-varying Granger causality test quantile extended joint spillover index model. confirm via regression that only in China...

10.3846/tede.2024.22088 article EN cc-by Technological and Economic Development of Economy 2024-09-24

Abstract In February 2022, the Chinese government implemented a mandatory environmental information disclosure policy for publicly traded corporations. To assess factors influencing disclosure, we developed tripartite evolutionary game system model based on strategic interactions between government, enterprises and public. Afterwards, conducted simulation to examine systemic interaction equilibrium among parties involved. Additionally, assessed critical factor changes in decision‐making...

10.1002/sres.3086 article EN Systems Research and Behavioral Science 2024-10-22

The economic development of N-11 countries has been significantly influenced by the contributions natural resources (NAT) and globalization (EG). These have facing drastic environmental problems for several years. Hence, it is imperative to ascertain ramifications resource extraction activities in nations. In doing so, this study examines impact gross domestic product (GDP), EG, NAT on ecological footprints (EF) within time frame 1971 2022 group countries. After verifying cross-sectional...

10.1038/s41598-024-78461-9 article EN cc-by-nc-nd Scientific Reports 2024-11-10
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