Bui Thanh Khoa

Ho Chi Minh University of Industry · Faculty of Commerce and Tourism

Risk premium plays an important role in stock investing. Experiments have shown that value stocks typically have a higher average return than growth stocks; however, this effect persists indefinitely, even disappearing in some stages. Some studies suggested high volatility in the series of returns, broken structures, market volatility, or the impac...

The online business productivity will be enhanced through customers' loyalty reinforcement; therefore, building and maintaining a relationship with customers is becoming an essential mission in a modern business environment. This study aimed to understand the relationship between online trust, hedonic value, and the dimensions demonstrated the cust...

Omnichannel is not just a marketing, e-commerce, or customer support buzzword. This future customer engagement platform helps businesses communicate with customers through centralized channels on a smart interface. It is difficult to achieve customer loyalty when the risk in online transactions, which creates anxiety, exists in all transaction proc...

Thanks to the prevalence of mobile applications (mobile apps), consumer behavior is shifting from conventional to online. Globally, mobile commerce has taken precedence over other forms of transaction due to the impact of the COVID-19 pandemic except for Generation X (Gen X) customers. They have restricted access to modern technologies and are crit...

Web 2.0, focusing on user involvement and cooperation, is vital for online marketing. To succeed in such a cutthroat industry, every online business must place a premium on earning and retaining clients' trust and loyalty in the digital realm. The study's objective is to ascertain whether or not electronic consumer loyalty and online trust are enha...

In social commerce, Generation Z (Gen Z) customers have different motivations to create a flow state that leads to impulse buying behavior. To better understand what motivates Gen Z customers to make impulse purchases in social commerce, this study established a theoretical framework on the antecedents of flow experience and the relationship betwee...

The effects of electronic word of mouth on travel intention have been investigated extensively. However, the interrelationships among electronic word-of-mouth communication, destination image, attitude toward the destination, travel intention, satisfaction toward tourist complaints, and loyalty in the tourism industry have yet to be determined. Thi...

Forecasting stock price movement direction (SPMD) is an essential issue for short-term investors and a hot topic for researchers. It is a real challenge concerning the efficient market hypothesis that historical data would not be helpful in forecasting because it is already reflected in prices. Some commonly-used classical methods are based on stat...

Khu công nghiệp sinh thái có thể thể hiểu là một cộng đồng doanh nghiệp sản xuất và cung cấp dịch vụ nằm ở cùng một địa điểm. Các doanh nghiệp thành viên tìm cách nâng cao hiệu quả kinh tế, môi trường, xã hội thông qua sự cộng tác về quản lý các vấn đề môi trường và tài nguyên. Trong KCN sinh thái, đầu thải ra của một cá thể được sử dụng làm nguyên...

Một trong những yêu cầu đối với “nền giáo dục xuất sắc” đã xác định các chuẩn mực của thời đại mới và khuôn mẫu của người học hiện đại là vun đắp mối quan hệ với các tổ chức khác trên toàn thế giới thông qua nghiên cứu khoa học. Nghiên cứu khoa học là một quá trình có hệ thống áp dụng các phương pháp khoa học để giải quyết các vấn đề quan trọng, th...

Higher education knowledge management has three goals: improving task quality and efficiency, training human resources at all operational levels, and expanding an organization’s field knowledge base to enhance the organization’s knowledge or intellectual investment. This research aimed to elucidate the effect of knowledge management on teaching mot...

E-commerce is no longer a transaction in developed countries but has been popular worldwide. However, building long-term customer relationships is challenging for online businesses because of consumers’ anxiety levels in the transaction process. This study aimed to expose the moderating effect of anxiety on relational marketing between the business...

In daily online transactions, customers may disclose personal information that others may use to invade privacy, such as sensitive information such as IP address, email address, current physical location, and home or work address. Worrying about compromised privacy can lead to negative behaviors such as stopping transactions on an e-commerce site....

Machine translation is a computer-oriented translation procedure that takes a set of words belonging to a specific human readable language as input and returns another set of words in the desired human readable language as output. The advent of machine translation has benefited sociologists and linguists across the globe. A machine translation mode...

With the remarkable development of information technology, especially in tourism, many hotels have increased the need to integrate technology into their overall business. The study aims to determine the relationship between perceived value, belief in third-party booking sites, trust in hotel, and continuous online hotel booking intention. This stud...

The multifactor approach helps determine the linear connection between a diversified portfolio’s return and risk; however, the efficacy of the model models is still limited in the experiment. Algorithms in machine learning have recently grown in popularity to compensate for some of the shortcomings of theoretical models. This study applied a machin...

Mô hình định giá tài sản vốn (CAPM) lượng hóa mối quan hệ tuyến tính giữa lợi nhuận và rủi ro hệ thống của các tài sản rủi ro. CAPM là một trong những nền tảng lý thuyết của ngành tài chính hiện đại. Tuy nhiên, tính thực nghiệm của CAPM là một chủ đề gây tranh luận đối với các nhà nghiên cứu bởi vì CAPM sử dụng rất nhiều giả định mà khó có thể được...

This study aimed to forecast the exchange rate between the Vietnamese dong and the US dollar for the following month in the context of the COVID-19 pandemic. It used the Support Vector Regression (SVR) algorithm under the Uncovered Interest Rate Parity (UIRP) theoretical framework; the results are compared with the Ordinary Least Square (OLS) regre...

The e-commerce market in Vietnam has shifted in a positive direction in recent years, typically due to the continuous increase in buyers, sellers, and online transactions. This study aims to understand the moderating effect of anxiety on the relationship between perceived mental benefits, online trust, and personal information disclosure when deali...

Flash sale programs have shown outstanding success in the four-wave of the Covid-19 pandemic in Vietnam. This study aims to examine factors that affect consumers' attitudes towards flash sales programs, thereby influencing their purchase intention in a certain period during which programs take place. The research illustrated that attitude plays a c...

Customer loyalty is difficult to establish because of the danger of online transactions, which causes risk in all transaction procedures. The dataset presents the survey data including three factors as electronic loyalty, perceived mental benefits, hedonic value. The quantitative data is based on 485 participants who bought from e-commerce websites...

The COVID-19 pandemic has happened for nearly two years, and all the countries worldwide accept to live with the pandemic. Corporate social responsibility (CSR) is considered a competitive strategy to help businesses gain customers' trust and strengthen their brand image in the long term. Electronic Word of Mouth (EWOM) has proven its close relatio...

The research was carried out with two objectives, including applying the algorithm under the Capital Asset Pricing Model framework (CAPM) to predict individual stocks' return rates and determine the factors affecting the difference in Error for each stock. This study experimented on the Ho Chi Minh City Stock Exchange (HOSE) in the period from 12/2...

Applying information technology to business activities is one of the core competencies to create a competitive advantage for modern businesses. Competition among hospitality businesses is fierce, requiring businesses to take advantage of every advantage and opportunity to acquire customers, one of the ways to achieve that goal is to use the mobile...

E-commerce has brought many benefits to businesses and customers. However, the online market’s fierce competition is also pressure for businesses, especially when the electronic marketplace (e-marketplace) is launched. The competition takes place in e-marketplace not only between brands but also between foreign and domestic businesses. This study i...

The attitude will have a massive impact on the purchase, and the customer will have a very different attitude when they shop on social networks, i.e., Facebook. Because of the above relationship, the purpose of this research is to find out the key factors affecting the buying attitude of young people on Facebook, especially during the digital trans...

The electronic marketplace (e-marketplace), which gradually is becoming a popular concept in online business, is one of important distribution channels for businesses. However, businesses need to choose a good e-marketplace to place their sales booth to generate revenue. This study explored the positive electronic word of mouth (Positive e-WOM) abo...

Risk management and stock investment decision-making is an essential topic for investors and fund managers, especially in the context of the COVID-19 pandemic. The problem becomes easier if the market is efficient, where stock prices fully reflect potential risk. Nevertheless, if the market is not efficient, investors may have an opportunity to fin...

This paper incipiently approaches state-of-the-art industrial outlook through intimate antecedents of employee's adoption to digital technologies deployed at their banks and correlation between digital adoption and employee job security. A quantitative survey is undertaken to reflect these two research dimensions with a sample of 470 employees work...

Online information research has been a popular pastime among consumers in recent years. The idea of word of mouth has regained popularity, just as social media, websites, blogs, and other online platforms have grown in popularity. It has been shown that information task-fit reduces specific but frequent information deficiencies for visitors. This s...

This study aimed to apply Support Vector Regression (SVR), Ridge Regression (RR) and Lasso Regression (LR) algorithms to the Fama-French five-factor model, which includes market (Mkt), size (SML), value (HML), profitability (RMW) and investment (CMA), in order to explain fluctuations in expected returns of diversified portfolios. The study examined...

Information technology had brought many advantages to daily consumption activities, especially when social networks were born. Social networking sites have become a new and modern tool for diners to choose restaurants and food services in Food and Beverage Service (F&B). This study aimed to find the relationship between the online food review commu...

This chapter critically reviews communication strategies used on social networks from a multilingual perspective. Communication strategies are necessary for effective communication between interlocutors, especially those with different language competencies. Advances in technology have initiated preferences for communication on social networks, whe...

The Covid-19 pandemic has profoundly affected all life activities, including training activities at higher education institutions. However, teaching and learning activities can continue through Online Video Conferencing tools as Google Meet, Zoom, Microsoft Team. This study explores the effect of the Perceived severity of the Covid-19 pandemic as a...

English pronunciation teaching and learning are essential in international integration and globalization. Speaking applications were born to support teaching and learning English pronunciation. Combined with the Task-Technology Fit theory, this study used an experimental method to evaluate three methods of English pronunciation teaching and learnin...

The COVID-19 pandemic has accelerated the speed of digital transformation. These new developments will either remain the same or evolve as individuals realize that digital may help them handle various problems today and in the future. Businesses realize that utilizing an online project management service (OPMS) may help them save money and make pro...

Consumer habits and behaviours have been altered due to the Covid-19 outbreak and the emergence of new trends, ranging from proactively purchasing safe and nutritious goods to keeping necessary foods at home. This study aimed to evaluate the influence of factors that belonged to consumer perception of the organic agricultural products continuous pu...

The growth of the organic product market is consistent with a worldwide trend of rising demand, owing primarily to improved living quality. However, in the Coronavirus (Covid-19) pandemic, the social distancing strategy has influenced consumers’ desire to purchase organic food through electronic commerce platforms. This study aimed to assess the im...

Invertors use the Capital Asset Pricing Model framework (CAPM) to quantify the relationship between return rate and the risk premium; however, CAPM requires many assumptions which are difficult to adapt in the natural business environment. Hence, this paper used an alternative as the Support Vector Regression algorithm (SVR) under the CAPM to expla...

Sự phát triển của công nghệ đã thay đổi các hoạt động trong cuộc sống của con người, bao gồm cả hoạt động du lịch. Các du khách trẻ tuổi là những người có sự hiểu biết về công nghệ và thường xuyên đi du lịch, nên việc lựa chọn các dịch vụ khi du lịch là điều không thể tránh khỏi. Dựa trên mô hình chấp nhận công nghệ, mục tiêu của nghiên cứu này nhằ...

COVID-19 pandemic has disrupted educational activities; hence, online training combined with Learning Management System (LMS) is a great idea to ensure the continuity of training activities. This study combined Theory Planned Behavior (TPB) and Task-Technology Fit theory (TTF). The objective of this study was to explore the factors influencing the...

Artificial Intelligence (AI), applied in many fields, is the core of the fourth technological revolution. In business, AI is used for customer relationship management as applied in the autoresponder systems, i.e., chatbot. Chatbots were an essential tool in the marketing relationship as many companies applied this function to their website; hence,...

The outbreak of the Covid-19 pandemic has made customers worry about the spread of the disease as they buy the goods from international online store, as well as international freight has become more difficult. Consequently, customers have tended to switch to domestic goods from e-marketplaces. This study evaluated the effects of trust, ethnocentris...

Many studies has pointed out the attitude will have a huge impact on the customers’ purchase, and the customer’s attitude will be affected by other factors as shopping on social networks, i.e., Facebook. This research objective is to find out the key factors affecting the buying attitude of young customers on Facebook in the digital transformation...

The digital transformation age has changed the way businesses advertise. Digital advertising means have gradually replaced traditional advertising means such as newspapers and magazines. Search engines, such as Google, have contributed to a competitive advantage for businesses that use this advertising channel. This study aimed to expand the Theory...

The Covid-19 pandemic has dramatically affected the tourism industry’s development; however, the demand for traveling increases in the young people, significantly, the Generation Z, who was born in 1996. A bright outlook awaits the tourism industry in the post-Covid-19 period. The study aims to determine the relationship between the economic perspe...

Improving employee performance always receives researchers and organisational managers' attention as this factor contributes directly to the organisational competitive advantage. Therefore, academic researches, as well as practices, focus on the factors affecting employee performance. However, employer attractiveness, primarily defined as the benef...

Online learning is a useful method to help learners gain knowledge quickly and conveniently, regardless of space and time. As the Covid-19 pandemic is spreading and showing no signs of stopping, online learning has played an even more important role, especially when governments' social isolation order is fully applied. Massive Open Online Courses (...

Nghiên cứu khoa học (NCKH) là công việc không những góp phần nâng cao chất lượng đào tạo mà còn tạo ra tri thức mới phục vụ cho sự phát triển của nhân loại. Tại các trường đại học, NCKH là một phần không thể thiếu đối với giảng viên. Tuy nhiên, hoạt động này vẫn chưa tương xứng và phù hợp tại các trường đại học - nơi đang chỉ thực hiện duy nhất một...

The customers tend to become more committed to the brand through interactions with peers in the sharing economy context. This study explored the relationship between perceived value and peer engagement of customers in the sharing economy. A quantitative approach with 488 participants was conducted to test the scale and theoretical model. The result...

Knowledge management is a process of systematic and transparent creation, development and application of knowledge to maximize knowledge-related performance and business value from knowledge and available wisdom assets. Knowledge management is vitally important with business and one of the competitive advantages. The aim of the study is to find out...

The growth of social commerce has opened a new business model and enhanced electronic word-of-mouth sharing. However, how the information is shared and exchanged and how to improve consumers’ benefits based on their information sharing on social commerce is still an unexplored path. Therefore, this paper aims to identify the key factors affecting c...

The Covid-19 pandemic caused great damage to economies around the world when many countries stopped international trade and adopted social distance; but, this is also an opportunity for electronic commerce to boom. Many online businesses continued to thrive, even though, got better performance than before the pandemic happens. The biggest task of o...

Loyalty is an important key performance indicator to assess a business's success, especially in an online business environment with fierce competition. The explosion of social networking sites has created a new form of business: social commerce. Simultaneously, the scale of loyalty in online transactions has some limitations; hence, this research a...

Online group buying (Groupon) has become a business phenomenon; it is very popular in recent years. Like other online business forms, customer loyalty, which is one of the most important weapons of businesses, is also a challenge for online Groupon businesses to achieve in the competitive market. This study examined the factors that affect customer...

The age of digital transformation has profound effects on the businesses’ operations and consumer behavior. Payment through electronic wallet, which is one of the solutions to digitize consumer payables and corporate receivables, is increasingly popular globally. This study had enriched the Technology Acceptance Model (TAM) to explore the role of m...

Thương mại điện tử mang lại nhiều lợi ích cho người tiêu dùng nhưng cũng tiềm ẩn nhiều rủi ro như hàng hóa chất lượng kém, giao dịch gian lận và đặc biệt là những rủi ro về thông tin riêng tư của khách hàng. Bài báo nhằm phân tích sự tác động của các yếu tố (1) Quan tâm về riêng tư, (2) Niềm tin và (3) Nhận thức rủi ro đến nhận thức bảo vệ thông ti...

Mua sắm trực tuyến đang là một xu hướng mới của hành vi mua sắm và nó đã bùng nổ trong trong thế kỷ 21. Không thể chối cãi rằng thương mại điện tử đã mang lại nhiều lợi ích cho người tiêu dùng; tuy nhiên, vẫn còn những rủi ro trong các giao dịch trực tuyến. Nhiều nghiên cứu trước đây đã chứng minh rủi ro cảm nhận là một trong những yếu tố quan trọn...

The increase in the number of mobile device users, along with the development of wireless network technology, that have created a boom in mobile commerce since 2015 in Vietnam in general, and in Ho Chi Minh City in particular. Despite being a potential transaction type, the growth of mobile commerce has been declining in recent years, and customers...

In the digital transformation era, mobile technology development has brought not only the benefits but the costs for the customer in the transaction via mobile devices. This study aimed to analyze the relationship between personal data disclosure's tradeoff, trust, and attitude loyalty in mobile banking services. The analysis result of Partial Leas...

A social network is not only "a usual tool" for social life but also the competitive advantages that support the global business to get all useful information from the market, to understand what the market need is, how to make a successful business in the global market. The study aimed to find the key factors that affect customer satisfaction for u...

Mục đích của nghiên cứu này là phân tích tác động của tăng trưởng kinh tế, tiêu thụ điện và tỉ lệ đô thị hóa đến dấu chân sinh thái ở các nước ASEAN trong giai đoạn 1981-2016. Nghiên cứu ứng dụng ba mô hình ước lượng cho dữ liệu bảng gồm: Mean Group (MG), Pooled Mean Group (PMG) và Dynamic Fixed Effects (DFE). Kết quả kiểm định lựa chọn mô hình cho...

The relationship between customer experience and customer loyalty-The moderating role of customers' epistemic motivation: An examination across Beauty Service Industry Abstract: This research was conducted to investigate the impact of components of customer experience on customer loyalty, and examine the moderating role of customers' epistemic moti...

Thị trường thương mại điện tử tại Việt Nam đang phát triển một cách nhanh chóng trong thời gian gần đây. Hiểu được lợi ích mà khách hàng cảm nhận sẽ mang lại lợi thế cho các doanh nghiệp. Nghiên cứu này phát triển và xác nhận thang đo để đo lường lợi ích tinh thần cảm nhận của khách hàng khi họ mua hàng trên các trang thương mại điện tử tại Việt Na...

The Internet has provided a better method for consumers to collect product information and advice related to consumption from other consumers by electronic word of mouth (eWOM). Due to the specific characteristics of Internet communication, eWOM deserves the attention of marketing researchers and managers.In the Digital Age, searching for informati...

Economic integration is an indispensable trend in all countries. However, besides the advantages that economic integration brings, there are also disadvantages, such as competition between businesses among states in export activities. Vietnam is a developing country with many advantages, especially, the seafood exporting industry. However, with com...

Online training has been a common form of training all over the world for many years ago; however, it is only a side choice alongside offline training. Not only students but also lecturers prefer offline training to online training. However, in some cases of force majeure, specifically the nCov-19 flu pandemic, online training is considered the bes...

Customer relationship management is an essential activity for business because customer relationship becomes a critical concept between business and consumer behavior. The need for fashion is emerging as an essential human need, not only in developed countries but also in developing countries like Vietnam. The purpose of this study is to define the...

Nghiên cứu nhằm mục đích kiểm định mối quan hệ giữa các yếu tố liên quan đến một nhà thiết kế thời trang với mối quan hệ khách hàng và ý định mua sản phẩm thời trang Việt Nam. Nghiên cứu sử dụng phương pháp nghiên cứu hỗn hợp bao gồm nghiên cứu định tính và định lượng để đạt được mục tiêu nghiên cứu. Các yếu tố như danh tiếng nhà thiết kế thời tran...

Human life is increasingly improved, so human needs are also growing more and more. One of the increasingly demanding industries is the fashion market. Fashion is an industry that produces essential items for human life, so manufacturers always need to know how to improve the relationship with customers, and make them repurchase. The study aims to...

The customers tend to become more committed to the brand through interactions with peers in the sharing economy context. This study explored the relationship between perceived value and peer engagement of customers in the sharing economy. A quantitative approach with 488 participants was conducted to test the scale and theoretical model. The result...

The success of electronic commerce businesses is the ability to retain the customers and inspire their loyalty in online shopping. The purpose of this study is to develop a model to study the effect of perceived mental benefits, online trust, and hedonic value on the elements of electronic loyalty. Mixed research method was applied in this study wi...

There is no denying that electronic commerce has brought many benefits to consumers. In the competitive market, capturing the benefit that customers perceived will be the best way for the sustainability of online businesses. However, in the context of increasing human life quality, re-examining the beneficial dimensions of electronic commerce (e-co...

The study examines the relationship between perceived mental benefits, online trust, and personal information disclosure when shopping online in Vietnam. The e-commerce market has been booming in Vietnam since 2015. The number of online transactions and e-commerce sites has increased steadily in recent years. However, the number of online sales in...

Thương mại di động đã mang lại nhiều lợi ích cho khách hàng như giá trị về sự tin tưởng, đáp ứng được sự quan tâm thông tin và khả năng kiểm soát. Tuy nhiên, khách hàng cũng phải chấp nhận những chi phí giao dịch như sự riêng tư và các lỗ hổng trong các giao dịch. Nghiên cứu này nhằm tìm hiểu sự đánh đổi giữa lợi ích và chi phí của khách hàng khi g...

Bài viết nghiên cứu các yếu tố tạo ra lòng tin trực tuyến cho người tiêu dùng có ý định mua hàng mua sắm trực tuyến sử dụng thương mại xã hội (TMXH). Kết quả nghiên cứu cung cấp sự hiểu biết tốt hơn về các yếu tố góp phần tạo nên lòng tin trực tuyến, bao gồm nhận thức thú vị, nhận thức hữu ích, nhận thức dễ truy cập, nhận thức bảo mật, nhận thức về...

Mobile commerce (m-commerce) is making a big difference in the perception of cost, value, and online customer trust in the business. Besides monetary cost, the spiritual cost also contributes to the change in not perceived value but also online trust. Based on qualitative and quantitative research with Structural Equation Model (SEM), the paper exa...

Thị trường thương mại điện tử tại Việt Nam đang phát triển một cách nhanh chóng trong thời gian gần đây. Hiểu được lợi ích mà khách hàng cảm nhận sẽ mang lại lợi thế cho các doanh nghiệp. Nghiên cứu này phát triển và xác nhận thang đo để đo lường lợi ích tinh thần cảm nhận của khách hàng khi họ mua hàng trên các trang thương mại điện tử tại Việt Na...

Mua sắm trực tuyến đang là một xu hướng mới của hành vi mua sắm và nó đã bùng nổ trong trong thế kỷ 21. Không thể chối cãi rằng thương mại điện tử đã mang lại nhiều lợi ích cho người tiêu dùng; tuy nhiên, vẫn còn những rủi ro trong các giao dịch trực tuyến. Nhiều nghiên cứu trước đây đã chứng minh rủi ro cảm nhận là một trong những yếu tố quan trọn...

Thương mại điện tử mang lại nhiều lợi ích cho người tiêu dùng nhưng cũng tiềm ẩn nhiều rủi ro như hàng hóa chất lượng kém, giao dịch gian lận và đặc biệt là những rủi ro về thông tin riêng tư của khách hàng. Bài báo nhằm phân tích sự tác động của các yếu tố (1) Quan tâm về riêng tư, (2) Niềm tin và (3) Nhận thức rủi ro đến nhận thức bảo vệ thông ti...

The objective of study is to test Pay Satisfaction Questionnaire (PSQ) of Heneman III and Schwab (1985) and to define effect level of not only these factors belong to PSQ to financial stress but also financial stress to absenteeism of employee in textile industry at Ho Chi Minh City after joining Trans-Pacific Strategic Economic Partnership Agreeme...

Nhóm mua (Groupon) đã trở thành một hiện tượng kinh doanh rất phổ biến trong những năm gần đây và nghiên cứu này đã xem xét các nhân tố có tác động đến lòng trung thành của khách hàng mua hàng theo nhóm, từ đó có thể gợi ý giúp các doanh nghiệp kinh doanh theo mô hình nhóm mua Groupon có giải pháp trong việc xây dựng lòng trung thành của khách hàng...

Bài báo này nghiên cứu tác động của mạng xã hội đến lòng trung thành của khách hàng. Lòng trung thành của khách hàng được định nghĩa như là một cam kết mua lại sản phẩm hoặc dịch vụ cụ thể trong tương lai, mặc dù bị ảnh hưởng bên ngoài. Có nhiều yếu tố ảnh hưởng đến lòng trung thành của khách hàng mà chúng ta cần chú ý như: cung cấp giá trị cốt lõi...

Hiện nay thực phẩm và hàng hóa có nguồn gốc từ Trung Quốc đã và đang thâm nhập thị trường Việt Nam một cách mạnh mẽ và khó kiểm soát. Hàng loạt những vụ bê bối về thực phẩm độc hại của Trung Quốc trong suốt thời gian qua đã khiến người dân Việt Nam nói riêng và cả thế giới nói chung phải rùng mình. Thực phẩm Trung Quốc gây tổn hại cho sức khỏe của...