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Factors Affecting Night-Time Economic Development: Research in Hanoi, Vietnam
Ngoc Son NGUYEN(Ngoc Son NGUYEN ),Vu Hiep HOANG(Vu Hiep HOANG ),Quoc Dung NGO(Quoc Dung NGO ),Van Hoa HOANG(Van Hoa HOANG ) 한국유통과학회 2023 Asian Journal of Business Environment (AJBE) Vol.13 No.2
Purpose: The purpose of the study is to explore the factors which influence the night-time economic development in Hanoi, Vietnam. The results can help policymakers achieve a scientific basis to plan the development of night-time economy in Hanoi. Research design, data and methodology: The research model is developed from literature review with 7 independent variables, including natural conditions and resources, infrastructure, safety, environmental issues, promotion and international integration, development of sharing economy, and institution and policy. This model is then adjusted by exploratory factors analysis to have 4 new variables: Institution and environment, Infrastructure and safety, Promotion and sharing, and Nature and resources. The model is regressed based on the data of 463 observations of night-time economy in Hanoi, Vietnam. Results: Consistent with the current literature addressing night-time economy, the results show positive impacts of all of the independent variables studied. Conclusions: It is recommended for the local authorities to strengthen advertising and promoting investment for NTE development in Hanoi city and also enhance the role of state management in NTE activities by raising awareness of the state management apparatus towards a more open-minded multi-dimensional view of the NTE, developing the NTE to overcome the barrier of thinking “if it cannot be managed, it is forbidden” in state management agencies, and defining responsibilities and authority among state management agencies in the management of NTE activities and strengthening decentralization and decentralization of powers for localities in the management and development of NTE.
Determinants of Middle Managers' Leadership in the Vietnamese Economic-Defense Enterprises
HOANG, Cuong Van,NGUYEN, Ngoc Huu,NGUYEN, Loan Quynh Thi,TRAN, Manh Dung Korea Distribution Science Association 2020 The Journal of Asian Finance, Economics and Busine Vol.7 No.8
The purpose of this study is to investigate factors affecting the leadership capacity of middle managers and then evaluate the corresponding effect on the performance of subordinates in Vietnamese economic and defense enterprises. Data for the study was collected from questionnaire survey of 15 economic and defense enterprises, preceded by in-depth interviews with respondents who are subordinates of the departments/divisions of these enterprises. The research used logistic regression estimator to address econometric issues and to improve the accuracy of the regression coefficients. Our results show that the determinants of the leadership capacity of mid-level managers in defense and economic enterprises include: (i) personal qualities and qualities of managerial officials (understanding, courage), fairness, assertiveness and compliance), and leadership behaviors of two leadership styles - (ii) a transforming leadership style (influenced by ideals, inspirations, concerns) subordinates, stimulating intellect) and (iii) transactional leadership style (rewarding, detecting and handling problems for subordinates). Based on these results, our study suggests that middle managers should possess superior knowledge, care more about subordinates, understand the strengths and weaknesses of each subordinate, always be creative, assertive and courageous people as well as have high standards of competency and morality in order to become outstanding leaders in Vietnamese economic and defense enterprises.
Factors Affecting Night-Time Economic Development: Research in Hanoi, Vietnam
Ngoc Son NGUYEN,Vu Hiep HOANG,Quoc Dung NGO,Van Hoa HOANG Korea Distribution Science Association 2023 Asian journal of business environment Vol.13 No.2
Purpose: The purpose of the study is to explore the factors which influence the night-time economic development in Hanoi, Vietnam. The results can help policymakers achieve a scientific basis to plan the development of night-time economy in Hanoi. Research design, data and methodology: The research model is developed from literature review with 7 independent variables, including natural conditions and resources, infrastructure, safety, environmental issues, promotion and international integration, development of sharing economy, and institution and policy. This model is then adjusted by exploratory factors analysis to have 4 new variables: Institution and environment, Infrastructure and safety, Promotion and sharing, and Nature and resources. The model is regressed based on the data of 463 observations of night-time economy in Hanoi, Vietnam. Results: Consistent with the current literature addressing night-time economy, the results show positive impacts of all of the independent variables studied. Conclusions: It is recommended for the local authorities to strengthen advertising and promoting investment for NTE development in Hanoi city and also enhance the role of state management in NTE activities by raising awareness of the state management apparatus towards a more open-minded multi-dimensional view of the NTE, developing the NTE to overcome the barrier of thinking "if it cannot be managed, it is forbidden" in state management agencies, and defining responsibilities and authority among state management agencies in the management of NTE activities and strengthening decentralization and decentralization of powers for localities in the management and development of NTE.
Spectrum of Lysosomal Storage Disease Targeted for Newborn Screening in Vietnam
Dung, Vu Chi,Ngoc, Can Thi Bich,Khanh, Nguyen Ngoc,Mai, Do Thi Thanh,Thao, Bui Phuong,Mai, Tran Thi Chi,Ha, Nguyen Thu,Huong, Nguyen Thi Mai,Nam, Nguyen Hoang,Hai, Le Thanh,Tomatsu, Shunji,Yoo, Han-Wo Association for Research of MPS and Rare Diseases 2017 Journal of mucopolysaccharidosis and rare disease Vol.3 No.1
ON A NONLINEAR INTEGRODIFFERENTIAL EQUATION IN TWO VARIABLES WITH VALUES IN A GENERAL BANACH SPACE
Dung Huynh Thi Hoang,Ngoc Le Thi Phuong,Long Nguyen Thanh 경남대학교 수학교육과 2019 Nonlinear Functional Analysis and Applications Vol.24 No.2
The paper is devoted to the study of a nonlinear integrodifferential equation in two variables with values in a general Banach space. Applying the fixed point theorems together with the definition of a suitable Banach space and the establishment of appro- priate conditions for subsets to be relatively compact in this space, the existence and the compactness of the set of solutions are proved. Two illustrative examples are given.
ON A m-ORDER NONLINEAR INTEGRODIFFERENTIAL EQUATION IN N VARIABLES
Ngoc Le Thi Phuong,Dung Huynh Thi Hoang,Danh Pham Hong,Long Nguyen Thanh 경남대학교 수학교육과 2019 Nonlinear Functional Analysis and Applications Vol.24 No.4
In this paper, by applying the fixed point theorems coupled with establishing suitable Banach spaces and a su cient condition for relatively compact subsets, we study the existence and the compactness of the set of solutions for m-order nonlinear integrodi erential equation in N variables. In order to illustrate the results obtained here, we present two examples.
Tien Ngoc DAO,Ha Thi Thu LE,Phuong Thi Mai CHU,Ngan Hoang PHAM,Trang Thi Dai LUONG,Dung Tri TRAN 한국유통과학회 2021 The Journal of Asian Finance, Economics and Busine Vol.8 No.12
Guided by a resource-based theory, this study is the first one that takes a quantitative approach to identify determinants of competitiveness of women-owned small and medium enterprises (SMEs) in Vietnam. The study employs time series data of Vietnamese SMEs extracted from the Vietnam Small and Medium Enterprises Survey conducted biennially from 2005 to 2015 in ten Vietnamese provinces. Firm competitiveness hereby is indicated by revenue, market share, profitability, and export volume. The research reveals a number of determining factors, of all, research and development, labor skills, business environment, technology investment are the most important factors, followed by capital and headcount. It is indicated that the determining factors have different influences on competitiveness obtained by different measurements. Therefore, it is based on specific targets and situations to make wise business decisions. The authors also make comparisons among groups of women-owned enterprises divided by their firm age, location, ownership, export, age, and educational background of business owners. The findings serve as critical empirical evidence and provide policy recommendations for improving the competitiveness of women-owned SMEs in Vietnam. The recommendations range from technology support, education and professional support for female entrepreneurs, access to capital and human resources to business environment improvement.
Self-adjusting on-line cutting condition for high-speed milling process
Tien-Dung Hoang,Quang-Vinh Nguyen,Van-Cuong Nguyen,Ngoc-Hien Tran 대한기계학회 2020 JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY Vol.34 No.8
The paper presents an intelligent control system for self-adjusting on-line cutting condition for high speed machining (self-HSM) with considering the tool-wear amount to keep the machined product’s quality in allowable limit. For realizing the self-HSM, the empirical analysis of variance (ANOVA) and artifical neural network (ANN) are used. The ANOVA is used for generating the empirical functions which are used as the boundary condition as well as constraint evaluation. The ANN is used for generating the new optimal cutting condition. Then, the self-HSM updates this cutting condition on the real machine - HS Super MC500. The new optimal cutting parameter is sent to the controller for updating the new machining condition to keep the machined part’s quality. The integration of the empirical analysis and ANN enables generating the optimal cutting parameters correctly and efficiently for high-speed milling.
A new yellow Camellia (Theaceae) from central Vietnam
Dai Ngoc Do,Dung Van Luong,Chinh Duy Nguyen,Son Thanh Hoang,Huong Thi Le,한정은,박한솔 한국식물분류학회 2019 식물 분류학회지 Vol.49 No.1
Camellia pukhangensis (Theaceae), a new species with yellow flowers from Quy Hop District, Nghe An Province, Vietnam, is described and illustrated. Camellia pukhangensis has nearly sessile leaves with an attenuate to cau- date apex, cordate base, hirsute abaxial surface, hirsute adaxial midrib, hirsute petiole, deltate to ovate perules hairy on the outer surface, bright yellow orbicular to obovate petals hairy on the outer surface, androecium pubescent to two-thirds from the base, pubescent ovoid ovary with three (or four) locules and three (or four) pubescent styles free to the base. The morphological data support the provisional placement of C. pukhangensis in Camellia sect. Archecamellia Sealy.