145 research outputs found

    The role of stakeholders and their relationships in the sustainability of telecentres

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    Purpose This paper aims to examine the role of stakeholders and their relationships in the sustainability of telecentres in Vietnam through the lens of stakeholder theory. Design/methodology/approach This study methodologically adopted a qualitative case study to identify stakeholders that have been involved in telecentres in Vietnam. It then categorizes those stakeholders’ salience through the lens of stakeholder identification and salience theory. Secondary data and interviews were used as data sources for the present paper. Findings The authors identify six main stakeholders that have been involved in telecentres, including the government, entrepreneurs, international donors, telecommunications providers, civil society organisations and individual community members/users. Among these stakeholders, the government, entrepreneurs and users belong to definitive stakeholders, which have the greatest impact on the sustainability of telecentres in comparison to other groups of stakeholders (e.g. dominant, dependent and dormant stakeholders). Moreover, the authors propose a model to identify the relationships of stakeholders towards the sustainability of telecentres. In particular, the authors indicate that each group of stakeholders has its own role in contributing to sustainable telecentres and they also influence others in either direct or indirect ways. Originality/value This study provides an additional approach for managers to make judgments in prioritizing the interests of some of their stakeholders while still maintaining a level of satisfaction among other stakeholders. For example, stakeholders that should be of the highest concern to the sustainability of telecentres are the government, entrepreneurs and users, while civil society organisations can be maintained in lower priority to other stakeholders. In addition, we propose the model of interactions and relationships of stakeholders, which can be seen as a starting point for a study on the roles of stakeholders in sustainability not only in telecentres, but also in other fields, such as digital transformation, cyber security and e-government.©2023 Emerald Publishing Limited. This manuscript version is made available under the Creative Commons Attribution–NonCommercial 4.0 International (CC BY–NC 4.0) license, https://creativecommons.org/licenses/by-nc/4.0/fi=vertaisarvioitu|en=peerReviewed

    Adaptation options for agricultural cultivation systems in the South Central Coast under the context of climate change: Assessment Report.

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    This report highlights the results of consultation meetings and field visits organized by the Department of Crop Production and the CGIAR Research Program on Climate Change, Agriculture and Food Security in Southeast Asia in association with the three offices of the Department of Agriculture and Rural Development in the South Central Coast provinces of Binh Thuan, Ninh Thuan, and Khanh Hoa, in combination with consultation with the provinces in the conference: “Summing up crops production in the Winter-Spring season in 2018-2019, implementing the Summer-Autumn season, Main rice season in 2019 for the South Central Coast and the Central Highlands” held by the Ministry of Agriculture and Rural Development in Tam Ky City, Quang Nam Province on 12 April 2019. The meetings underlined the progress made by the provinces on climate change adaptation and mitigation, options for risk reductions in agricultural production, and conversion of crop structure as results of implementing the guidelines of the provinces and the Sector, especially, solutions for reservation and efficient and economic use of water under the context of climate change. This assessment report also reviews some issues related to the agricultural transformation of the region in adapting to risks caused by climate change. They are based on comparative advantages in terms of geographical location and market of key agricultural products. This report also points out shortcomings in using land and unreasonable points in managing and using important natural resources, especially water, and provides recommendations for the agricultural transformation and inter-regional connection with the Central Highlands and the Southeast. The team also introduces climate-related risks maps and adaptation plans (CS MAP) which is applied in the five provinces in the Mekong Delta Region, and hopes this solution’s expansion shall be supported by the Ministry of Agriculture and Rural Development and the provinces

    PHÂN TÍCH KHẢ NĂNG ỨNG DỤNG CÔNG NGHỆ BLOCKCHAIN VÀO CHUỖI CUNG ỨNG DẦU TRÀM TẠI HUẾ

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    On the basis of referenced studies on blockchain technology and the applicability of blockchain in supply chain management of agricultural products, the study analyzes the applicability of blockchain technology in melaleuca oil supply chain in Hue. The study applies both qualitative and quantitative research methods. The results of the qualitative research step help outline a new research framework with 6 groups of aspects to be assessed. Next, the study surveys 215 units/individuals involved in the melaleuca oil supply chain, the sample is selected by simple random method. The obtained results show that the groups of aspects related to readiness (REA), compatibility (COM), cooperatability (COO) and legal environment (LEG) are trickiest obstacles to the applicability of blockchain technology. In addition, the difference test shows that each group of units/individuals in the supply chain has different levels of readiness for the application of new technology.Trên cơ sở tham khảo các nghiên cứu về công nghệ chuỗi khối (blockchain) và khả năng ứng dụng của blockchain trong quản lý chuỗi cung ứng sản phẩm nông nghiệp, nghiên cứu được thực hiện nhằm phân tích khả năng ứng dụng công nghệ blockchain vào chuỗi cung ứng dầu tràm tại Huế. Nghiên cứu áp dụng đồng thời cả hai phương pháp nghiên cứu định tính và định lượng. Kết quả bước nghiên cứu định tính giúp phác thảo nên được khung phân tích mới với 6 nhóm khía cạnh cần đánh giá. Tiếp đến, nghiên cứu khảo sát 215 các đơn vị/cá nhân tham gia vào chuỗi cung ứng dầu tràm, mẫu được chọn theo phương pháp ngẫu nhiên đơn giản. Kết quả thu được chỉ ra rằng: các nhóm khía cạnh liên quan đến điều kiện sẵn có (REA), khả năng tương thích (COM) và môi trường pháp lý (LEG) là những trở ngại lớn nhất cho việc ứng dụng công nghệ blockchain. Ngược lại, khả năng hợp tác (COO), môi trường xã hội (SOC), và môi trường cạnh tranh (CE) là những nền tảng quan trọng thúc đẩy khả năng ứng dụng blockchain. Ngoài ra, kiểm định sự khác biệt cho thấy, mỗi nhóm đơn vị/ cá nhân trong chuỗi cung ứng có mức độ sẵn sàng khác nhau cho việc ứng dụng công nghệ mới

    Stress and sleep quality in medical students: a cross-sectional study from Vietnam

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    BackgroundThe COVID-19 pandemic has resulted in significant global social and economic disruptions, as well as changes in personal attitude and behavior. The purpose of this research is to assess the sleep quality and stress levels of medical students.MethodData was collected from medical students over the course of a month in 2021. A total of 4,677 students at the University of Medicine Pham Ngoc Thach were invited to complete an anonymous web-based survey, which included the Pittsburgh Sleep Quality Questionnaire Index (PSQI) for measuring sleep quality and the COVID-19 Student Stress Questionnaire (CSSQ) for evaluating stress.ResultsA total of 1,502 students participated in our survey. More than half of the participants exhibited poor quality of sleep as indicated by their PSQI score. Many students reported going to bed after midnight and spending time on their smartphones. Among the students surveyed, 21.84% experienced low levels of stress (CSSQ ≤6), 63.38% had mild stress (7 ≤ CSSQ score ≤ 14), 14.78% reported high levels of stress (CSSQ >14).ConclusionThis study showed a high prevalence of poor sleep quality in the surveyed students, which could be attributed to changes in their behavior following the COVID-19 outbreak. Mild stress was also frequently observed, and it may be related to sleep disorders in this population. These important findings provide valuable insights for making recommendations, including lifestyle modifications to improve sleep quality

    Level of Factors impact on the Buyers’ Intention in Buying Private Health Insurance with the Case of Vietnam Non-Life Insurance Companies

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    The study aims to determine the influence of factors affecting the intention to purchase private health insurance at non-life insurance companies in Vietnam. The samples were surveyed from 500 people from many areas but mostly in Hanoi. The study identified and clarified 5 independent factors affecting the intention to buy private health insurance at non-life health insurance companies in Vietnam. The analysis results show 5 variables: "Past experience", "Perception of service quality of insurance companies", "Perceived behavioral control", "Attitude towards risks and private health insurance ", and the variable "Subjective norms on private health insurance" affect people's intention to buy private health insurance. Several policies have been proposed to increase customers' intention to buy private health insurance at non-life insurance companies from the analysis. To raise customer's intention to purchase private health insurance, the research team recommends non-life insurance company to improve service quality, especially after-sales service, the quality and expertise of staff, and the government to complete policies and legal framework on private health insurance. Moreover, the research team also recommend to renovate the quality of organizing the private health insurance regime and form the basis of the entire population pathology record. Keywords: private health insurance, intention to purchase, non-life insurance company. DOI: 10.7176/EJBM/12-27-06 Publication date:September 30th 202

    The Effect of ENSO on Hydrological Structure and Environment in the South Central Coast – Vietnam

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    ENSO (El Niño-Southern Oscillation) phenomena have impacted on the hydrodynamic regime and environmental factors of the tropical ocean in general. In case of Vietnamese South-Central Waters, impacts of ENSO only focused on issues of changing seasonal wind, seawater temperature anomalies, changing of water masses as the air-sea interaction. Based on several data sets collecting in the period of 2003-2017, new finding of seawater temperature, salinity and environmental factors was identified in the water masses of Vietnamese South-Central Waters. The highest salinity was 35.4 ‰. During the El Nino event, increasing water temperature and salinity caused to move the deeper water masses to be closer to the sea surface than that initial depth in the neutral period. During the La Nina event, the temperature of most water masses reduced by 0.1-3°C, and then these water masses could be affected to the deeper layer. During the phase from strong ENSO event towards the neutral time, nutrient salts of the 4 water masses were lower concentration in the neutral year, causing the lack of phosphorus in sea surface water masses

    Datasets of land use change and flood dynamics in the vietnamese mekong delta

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    This paper compiles the data associated with a research article published in STOTEN [1]. The data set represents figures, tables, and images illustrating the temporal and spatial distribution of land use and flood dynamics from 2000 to 2020 in the Vietnamese Mekong Delta (VMD). The MODIS imageries were freely accessed online via the NASA website [2] and processed to land use and flood maps based on the algorithms by Sakamoto et al. [3,4]. The MODIS products show a high validation with statistical data and radar satellites [1]. The datasets of flood map and land use, therefore, are available to scientists, engineers, and policy-makers in agricultural management associated with flood management in the VMD. They could be used for policy settings, household livelihood assessment as well as other economic analyses for the VMD region due to the change of land use and flooding dynamics

    Biocompatible chitosan-functionalized upconverting nanocomposites

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    Simultaneous integration of photon emission and biocompatibility into nanoparticles is an interesting strategy to develop applications of advanced optical materials. In this work, we present the synthesis of biocompatible optical nanocomposites from the combination of near-infrared luminescent lanthanide nanoparticles and water-soluble chitosan. NaYF4:Yb,Er upconverting nanocrystal guests and water-soluble chitosan hosts are prepared and integrated together into biofunctional optical composites. The control of aqueous dissolution, gelation, assembly, and drying of NaYF4:Yb,Er nanocolloids and chitosan liquids allowed us to design novel optical structures of spongelike aerogels and beadlike microspheres. Well-defined shape and near-infrared response lead upconverting nanocrystals to serve as photon converters to couple with plasmonic gold (Au) nanoparticles. Biocompatible chitosan-stabilized Au/NaYF4:Yb,Er nanocomposites are prepared to show their potential use in biomedicine as we find them exhibiting a half-maximal effective concentration (EC50) of 0.58 mg mL–1 for chitosan-stabilized Au/NaYF4:Yb,Er nanorods versus 0.24 mg mL–1 for chitosan-stabilized NaYF4:Yb,Er after 24 h. As a result of their low cytotoxicity and upconverting response, these novel materials hold promise to be interesting for biomedicine, analytical sensing, and other applications

    Super cavity model with the coupling reaction of slender body motion and water flow

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     On the imperfect water entry, a high-speed slender body moving in the forward direction, rotates inside the cavity. The body's motion makes super cavity phenomena in the water flow. The water velocity and pressure fields interact during the body's motion. In this paper, the coupling simulation model is a combination of two sub-models: In the first sub-model, the motion of slender body running very fast underwater is simulated. The equation system of this sub-model is solved by Runge-Kutta method; In the second sub-model, the water flow and pressure field under reaction of very fast slender body motion are simulated by CFD model. The simulation results of this coupled model are compared with experiments based on magnitudes of velocity U by x0 direction and error percents for cavity diameter and length
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