97 research outputs found

    VIETNAM'S ELECTRONICS INDUSTRY: THE RISE AND PROBLEMS OF FURTHER DEVELOPMENT

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    Purpose: To evaluate the Vietnamese electronics industry (EI) by analyzing its successes and shortcomings in recent years in comparison with other Southeast Asian countries, as well as the problems faced by the young industries in Vietnam in the course of its development and identify their abilities to participate in the global value chain. Methodology: Systems approach was used to analyze the status of Vietnam’s EI. The advantages and the results achieved by EI are assessed and described with the help of objective data from statistical and officially published sources. Main Findings: The position of Vietnam’s EI in the context of growing industry 4.0 was recognized. Its dependence on imports and other reasons that affect its efficiency and competitiveness were identified in the study. The Government should provide adequate support for the development of priority area including EI within the framework of national policies and encourage import substitution program of the industrial enterprises. Applications: Research results could be used for providing recommendations for making Vietnam's electronic industry development policy and import substitution program in the future. Novelty/ Originality: Study considered the effects of inconsistent structure, import dependence of production, lack of unified government control, quality of labor, etc. in gross output and export revenue

    Education and Economic Growth in Vietnam

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    The relationship between education and economic growth has always been considered a fundamental concern of many economists as well as governments. This research provides empirical evidence of the education true effects are not well understood, especially in Vietnam. This research provides empirical evidence of the influences of education in Vietnam’s economy, more specifically on Vietnam’s productivity, from the period 2000 to 2015. The paper find that the final findings are supportive to the hypothesis made: education is critical factor of economic enhancement. More specifically, primary and secondary schooling levels better the productivity of the economy estimated by the Total Factor Productivity and the GDP growth. Keywords: GPD growth, social return, TFP DOI: 10.7176/JEP/11-6-02 Publication date: February 29th 202

    Analysis of Corporate Governance Index Using ASEAN Balanced Score Card and Firm Performance

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    Governance plays a crucial role in most activities of socio-economic life. For any organizations, units, businesses or higher, a country, a community, the role of governance becomes more important than ever. For businesses, with globalization taking place and market becoming more competitive than ever, good Corporate Governance is now considered as a factor of success. Good corporate governance will help the company improve its ability to access to various sources of capital and operate more efficiently. However, in Vietnam particularly, Corporate Governance system still need to enhance and improve. Therefore, with the aim of surveying the current situation of Corporate Governance practices in Vietnam and giving the analysis of its impacts on businesses’ performance, this research is conducted from a sample of 60 listed-companies in both Construction and Food & Beverage industry for the time 2015, 2017 and 2018. By using the tool of ASEAN balanced scorecard to evaluate Vietnam Corporate Governance practices on 05 aspects: Rights of shareholders, Equitable treatment of shareholders, Roles of stakeholders, Disclosure and transparency and Board duties and responsibilities, the paper came to the low results of companies’ Corporate Governance practices in Vietnam. Based on this method, different relationships were found, one of which is the positive relationship between Corporate Governance Index and Tobin’s Q. Keywords: Asean Score Card, Corporate Governance Index, Performance DOI: 10.7176/RJFA/11-6-02 Publication date:March 31st 202

    Empirical Analysis on Non-Performing Loans of Listed Banks in Vietnam

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    Non-performing loans has always been a serious concern for the banking system in Vietnam over the years, especially after the financial crisis year 2008. The huge volume of non-performing loans may lead to severe consequences for the whole economy at both macroeconomic and microeconomic level. The determinants of the NPLs problems are identified by building up models that explain non-performing loans by macroeconomic factors and bank-specific factors which are adjusted from the earlier studies to fit with the context in Vietnam. In short, the level of NPLs is primarily contributed by bank-specific factors. Also, it is recommended that banks should improve lending policies to prevent the increase in non-performing loans. Last but not least, it is urgent for the State Bank of Vietnam in general and banks themselves in particular to conduct a strict procedure in implementation, control, management, and supervision of all activities in order to carry out solutions in time before the problems are getting worse. Keywords: NPLs, macroeconomic, banks DOI: 10.7176/EJBM/12-6-03 Publication date: February 29th 202

    Social Security and Population Ageing in Vietnam: A Guarantee for the Elderly People’s Life

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    Demographic change affects the socio-economic development of any country. In Vietnam, the population and housing censuses from 1989 to 2019 showed an appreciable increasing proportion of the elderly in the total population and fast ageing pace. Older people have many difficulties in their life. Among them, only 27% have pensions or stable incomes, and the rest 73% live without pensions, facing many difficulties. Vietnam is a developing country, and social security policies are in the process of completion. Therefore, improving the social security system, as well as creating opportunities for active ageing and wellbeing for older people, was one of the strategic goals of the Long-Term Development Plan that Vietnam’s government has been carried out for more than half a century. In this article, the issues of demographic change, population ageing, social security system, social assistance and pension benefits as the actual sociological problem are studied by using quantitative methods and comparative analysis approach to confirm the research questions; the proposals made by the authors can be helpful for today’s reforming social security system in Vietnam and social policy making in context of ageing in Vietnam where a large number of elderly people do not have any social benefits

    Multi parametric model predictive control based on laguerre model for permanent magnet linear synchronous motors

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    The permanent magnet linear motors are widely used in various industrial applications due to its advantages in comparisons with rotary motors such as mechanical durability and directly creating linear motions without gears or belts. The main difficulties of its control design are that the control performances include the tracking of position and velocity as well as guarantee limitations of the voltage control and its variation. In this work, a cascade control strategy including an inner and an outer loop is applied to synchronous linear motor. Particularly, an offline MPC controller based on MPP method and Laguerre model was proposed for inner loop and the outer controller was designed with the aid of nonlinear damping method. The numerical simulation was implemented to validate performance of the proposed controller under voltage input constraints

    Domestic Enterprises in Supply Chains of Multinational Corporations: Vietnam Case Study

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    Abstract—Vietnam’s international integration has also changed rapidly with the trend of gradually entering the global supply chain (GSC) and global value chain (GVC) that help create a powerful dynamic for national economic development. However, the main activities of the manufacturing subsidiaries of reputable MNCs located in Vietnam often specialize in the final product assembly (final assembly schedule-FAS). Correlatively, some Vietnam’s domestic enterprises (VDEs) are engaged either in outsourcing, or become MNC suppliers, but their position in the SCs is unstable. In this article, synthesis methodology and framework of analysis were used to clarify the status of Vietnam’s suppliers and their limited power in buyer-supplier relationships and to make some recommendations that may be useful to related parties. The article also provides an overview of the unprecedented impacts of the COVID-19 pandemic on Vietnamese businesses, and the appropriate responses to reshape and strengthen SCs for production in VietNam

    Monitoring Cirrus Cloud and Tropopause Height over Hanoi Using a Compact Lidar System

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    Abstract. Cirrus clouds in the upper troposphere and the lower stratosphere have attracted great attention due to their important role and impact on the atmospheric radioactive balance. Because cirrus clouds are located high in the atmosphere, their study requires a high resolution remote sensing technique not only for detection but also for the characterization of their properties. The lidar technique with its inherent high sensitivity and resolution has become an indispensible tool for studying and improving our understanding of cirrus cloud. Using lidar technique we can simultaneously measure the cloud height, thickness and follow its temporal evolution. In this paper we describe the development of a compact and highly sensitive lidar system with the aim to remotely monitor for the first time the cirrus clouds over Hanoi (21001’42’’N, 105051’12’’W). From the lidar data collected during the year 2011. We derive the mean cloud height, location of cloud top, the cloud mean thickness and their temporal evolution. We then compare the location of the cloud top with the position of the tropopause determined the radiosonde data and found good that the distance between cloud top and tropopause remains fairly stable, indicating that generally the top of cirrus clouds is the good tracer of the tropopause. We found that the cirrus clouds are generally located at height between 11.2 to 15 km with average height of 13.4 km. Their thickness is between 0.3 and 3.8 km with average value of 1.7 km. We also compare the properties of cirrus cloud with that observed at other locations around the world based on lidar technique

    Diet Quality Index and food choice motives in Vietnam: The roles of sensory appeal, mood, convenience, and familiarity

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    Food choices that shape human diets and health are influenced by various socio-economic factors. Vietnam struggles to meet many nutrition targets where links between food choice and diet have not been widely explored. This study assesses the food choice motives, based on a 28-item food choice questionnaire (FCQ), and the diet quality of 603 adults in three sites (urban, peri-urban, and rural) in northern Vietnam. We assess diet quality using the Diet Quality Index–Vietnam (DQI-V) which consists of variety, adequacy, moderation, and balance components. Using factor analysis, we grouped FCQ items into five factors: health focus, sensory appeal, mood ethics, convenience, and familiarity. The structural equation modeling indicates that food choice motives significantly impact the DQI-V and its components but in different directions. The results show that sensory appeal has a positive association with the overall DQI-V score, while having a negative impact on the variety component. Findings present a potential trade-off issue for interventions and policies related to food products. Nutrition knowledge is positively associated with all elements of diet quality across all three study sites. Vietnamese agrobiodiversity could be better utilized to increase dietary diversity. Differentiated policies are necessary to address the poor dietary diversity and adequacy in northern Vietnam

    Multichannel Photon Counting Lidar Measurements Using USB-based Digital Storage Oscilloscope

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    We present a simple method of making multichannel photon counting measurements of weak lidar signal from large ranges, using commonly available USB-based digital storage oscilloscopes. The single photon pulses from compact photomultiplier tubes are amplified and stretched so that the pulses are large and broad enough to be sampled efficiently by the USB oscilloscopes. A software interface written in Labview is then used to count the number of photon pulses in each of the prescribed time bins to form the histogram of LIDAR signal. This method presents a flexible alternative to the modular multichannel scalers and facilitate the development of sensitive lidar systems
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