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This study forms an optimal portfolio using a single index model on LQ45 index stocks and compares its performance before and during the Covid-19 pandemic. Return, risk, Sharpe ratio, and Treynor ratio are compared between the period before and during the pandemic. The calculation of excess return to...

This study centers on evaluating the perceptions of 325 digital native students in Indonesia concerning the Trigatra Bahasa, as well as their responses to the development of the Trigatra Bahasa application. Employing the Research and Development approach guided by the 4D model (define, design, develop,...

In order to improve the quality of life of county residents, we need to attach importance to the rational planning of public service facilities in county towns, which will promote the development of urban and rural planning and the construction of smart cities. This paper selects the public service...

With the rapid development of information technology, virtual reality (Virtual Reality, VR) technology has shown great application potential in the field of education with its unique immersive, interactive and conceptual characteristics. Especially in the experimental teaching in colleges and universities,...

The high lithological and morphological diversity of the Chechen Republic is the basis for geoconservation activities. Conservation of geomorphological heritage is usually included in general nature conservation and should therefore be analyzed in an appropriate context. Assessment of the ecological...

Safety in train operations is a very important aspect of the operation of railways. Along with the increasing demand for goods and services, train trips are increasing. This condition causes increased activity at the station, which has a function: to get up and down passengers or load and unload goods....

Fish as a commodity that easily and quickly decomposes requires fast, clean, careful, and cold handling. Thus the quality of the fish can be maintained from the time the fish is removed from the sea until the fish is marketed to consumers. Handling fish to maintain its quality to keep it fresh and hygienic...

Palm Kernel Shell (PKS) and Empty Fruit Bunch (EFB) are potential bioenergy sources because they contain lignocellulosic (cellulose, hemicellulose and lignin) so that they can be converted into biofuel through the thermal cracking process. This research was conducted in a lab scale experiment using a...

As the urbanization process in China accelerates, the issue of carbon emissions in the construction industry becomes increasingly prominent. Beijing, as the capital of China, the green and sustainable development of its construction industry can provide a reference for other cities. To explore the potential...

Local wisdom is a form of life view or a form of life strategy in the form of local community activities in meeting daily needs. Local wisdom is the result of various kinds of activities in accordance with ideas and actions that produce a certain work or custom. Trenggalek is one of the districts in...

Port Klang Malaysia is a key maritime gateway and essential logistical hub for the country. Its central role in Malaysia’s economy necessitates ensuring safe marine navigation within its bounds. This research uses the AIS dataset to analyze marine traffic density and patterns in Port Klang. Data from...

The Ministry of Tourism and Creative Economy has inspired the Indonesian government to develop 1,000 tourist villages, one of which is in Lembang, West Bandung Regency, known for its natural attractions and cool air. Although Lembang attracted 3.8 million visitors in 2023, it has the potential to experience...

This research focuses on addressing the challenges faced by robots when going through uneven terrain by maintaining stability in an inclined position. The main objective is to design a PID control algorithm that allows the robot to adjust its motion based on real-time sensory feedback from the IMU sensor....

The purpose of this article is to study the symbolic meaning found in the Auman Tradition in Ngargotontro, Sumber Village, Dukuh District, Magelang Regency. The Auman tradition is an annual event held on the slopes of Mount Merapi. This tradition represents various kinds of events, such as the Angguk...

This study aims to provide overall information from various studies in each scope and object of research that reveals the earnings management mechanism and its various determinants, especially flexible governance depending on the ownership structure and processes in the earnings management mechanism....

This study explores the experiences of lecturers who transitioned from industry to academia at Mangosuthu University of Technology (MUT) in Durban, South Africa. The participants represented diverse faculties. The findings revealed that lecturers were motivated to transition to academia for various reasons,...

Denazification is a government initiative implemented in post-war Germany. The program was operative until 1951, yet, arguably, its consequential proportion of political propaganda against Nazism has turned into a considerable legacy. This research focuses on proving that the propaganda is still imperative...

Cyber attack detection is based on assumption that intrusive activities are noticeably different from normal system activities and thus detectable. A cyber attack would cause loss of integrity, confidentiality, denial of resources. The fact is that no single classifier is able to give maximum accuracy...

We consider the Calogero­Degasperis­Ibragimov­Shabat (CDIS) equation and find the complete set of its nonlocal symmetries depending on the local variables and on the integral of the only local conserved density of the equation in question. The Lie algebra of these symmetries turns out to be a central...

Using Inductively coupled plasma mass spectrometry to detect Cd in benthos the artificial reef .The results showed that: Cd of benthos is varied from of 0.011-0.541 g/L, mean 0.188 ± 0.220 g/L. The distribution of Cd decreased in the order: gonads> gills> muscle in different tissues. The enrichment regularity...

The shear-wave velocity of rock and soil masses is the quantitative basis for understanding the dynamic parameters of site soil and evaluating its dynamic performance. The field test and laboratory test are two major methods and it is necessary to study the difference of the test results obtained by...

The topic of the poetry and the poet's immortality is among the most important topics of Derzhavin's oeuvre. His last poem "Reka vremen v svoyem stremlan'yi..." (1816) is usually not considered along with his works devoted to that topic. However, this poem exhibits a series of motives and images (immortality/poet's...

Cross-border e-commerce is an important part of China's foreign trade, is a huge driving force for economic development and new economic growth point, but compared with the rapid development of cross-border e-commerce, logistics has become a bottleneck restricting its sustainable development. It is urgent...

With pineapple leaf fiber as the raw material, refined dry jute is obtained through refined processing, which is blended with cotton to trail-produce 30S pineapple leaf fiber/cotton (30/70) blended yarn. Through the combination of industry, university and research and by cooperating with the textile...

This article studied on the issue of school gymnasium to society through interviewing and then explore the flaw of such operation mechanism to build a sound base for its being better, which could improve the open level of school gymnasium, complete the fitness service system and offer the conference...

Implicature is an implicit aspect on human communication. Text of short message service written by students of higher education (collage students) sent to their lecturers is a linguistic data that can be utilized to figure out politeness implicature of the students. Knowledge of students' politeness...

A key concept of Chinese traditional culture is Dao, which incorporates, in some form and to some degree, all Chinese philosophical Daoism, religious Daoism, philosophy of the Book of Changes and Neo-confucianist major ideas. One who wants to study Chinese traditional philosophy and religion deeply,...

This article aims to analyze corporate promotion practice of different worker categories taking into consideration their level of education, work experience and firm-specific capital. The analysis is based on the model of career theory proposed by one of its founders - Lorne Carmichael. The basic model...

The optimal capacity combination model of an isolated microgrid is established, which considers the pollution emissions, the punishment of renewable energy waste, the effect of charge and discharge process of lead-acid battery to its lifetime and reliability, the total cost and punishment of renewable...

Preparation of sultamicillin tosilate -cyclodextrin inclusion to study the stablility. Method: the contents of the inclusion compound of the mixture were determined by the method of saturated aqueous solution. The content of the mixture was determined by UV spectrophotometry and the content of the mixture...

The aim of this study is to examine the differences in auditors personal characteristic and their impact on the implementation of the public accountants ethics. The respondents are the auditors who work in the public accounting firm in Jakarta, Indonesia. The sample selection using purposive sampling...

The combination of smart phones and mobile Internet re-sult in that anyone can study at any time and any place. The popularity of smart phones in college students provides conditions for its application in teaching, Students can the take advantage of Wi-Fi for teaching resources, install a variety of...

Local governments as public service providers have an important responsibility in an effort to improve the welfare of the community within the local government. One of the efforts that can promote the improvement of people's welfare in the financial perspective is to improve the investment climate. West...

The article describes the software product "Multifunctional Text Analyzer" (MTA), designed for informational decision support in assessing the quality of educational and scientific works. The main algorithm is based on the original method for semantic analysis of both the individual structural components...

In the 21st century, with the acceleration of the global economic integration process, the clothing sector has also undergone rapid changes. Three-dimensional cutting is a brand-new fashion design model. Intelligent clothing design is a new and new model in the design field. Due to the novelty of its...

Apart from the propositional meaning, translation is supposed to transfer the hidden ideology carried in the source text. The challenge for translators all this time has been whether or not they can unfold the message of particular ideology in the source text and afterwards whether or not they can bring...

With the introduction of the institutional reform plan of the State Council in 2018, the Ministry of Natural Resources has been set up to clearly "integrate relevant spatial planning functions, establish a spatial planning system, and supervise its implementation". The establishment of spatial planning...

Kudus is a district in the province of Central Java. The capital of this district is the Kudus, located on the northeast coast line of Central Java between the City of Semarang and the City of Surabaya. Kudus, located 51 kilometers from the east of Semarang. Kudus, received a large allocation of village...

The combination of the superomedial pedicle with the traditional Wise-pattern skin resection has gained increasing popularity for its versatility and ability to achieve significant reduction of breast parenchyma and skin envelope. In this report, a reproducible new dermal suspension technique is described...

Agriculture is an important sector for Indonesian economy with 21.8% contribution to non-oil and gas export, but it is observed that Indonesian agricultural products face challenges in complying with stringent non-tariff measures (NTMs) imposed by importing countries, mainly on SPS and TBT. This article...

This paper describes the problem of the labor migrant’s employment economic efficiency impact on the Russian national economy. The purpose of this study is to identify the contradiction between the micro and macro levels in an economy using migrants’ labor, whose qualification is lower than the local...

With the outbreak of the Anti-Japanese War in an all-round way, Chinese literature and art began to re-examine its manifestations in the course of historical changes, showing a more tortuous turn of literary and artistic path under the historical tide of the revolutionary war. Film art was inevitably...

In 2015, “Electricity Reform No. 9” announced that the reform of China's power companies entered a new phase. Under the new power reform, capital integration involving the reorganization measures taken in response to overcapacity on the supply side, or the capital needs involved in power grid planning...

Strain localization in sand is modelled as the event of two-phase coexistence. Shear bands pertain to the high-strain phase of materials. And other regions outside bands pertain to the low-strain phase. Inside each phase the equilibrium equations must be satisfied. Across interfaces between the two phases,...

In this paper, a synthesis method is proposed based on vector transformation for linear nearest neighbor quantum circuits. Its aim is to construct a linear nearest neighbor quantum circuit, and to reduce the quantum cost of the linear reversible circuit. The vector representation of the sequence of the...

China is now obviously in a dual economic era. The developed urban economy and the backward rural economy exist simultaneously while high-tech modern industry and ancient tradition of agriculture coexist at the same time. This dual economic model led to a huge gap between China's urban and rural social...

This piece discloses a clear portrait of the Sufis' understanding on Hajj. The focus of our discussion will be on how Sufis correlate the detailed performance of Hajj to the hidden indications of its spiritual significances. Employing two distinctly disseminated interpretations of Hajj by way of reconstructing...

China’s birthrate is moving towards a dangerously low level. Based on the provincial panel data from the 2013–2017 China Statistical Yearbook and the population survey, through an empirical model, this paper analyzed the impact of education on the birthrate of a province and found that the illiteracy...

The synthesized of chloramphenicol – MIP (molecularly imprinted polymer) has been developed in many ways and many purposes. The purpose of this research was to compare the methods used for extracting chloramphenicol from its molecularly imprinted polymer (MIP) by calculating the percent of extraction...

Compliment and its response are widely used in the communication. In the recent sixty years, they are the focus in the research of anthropology and linguistics. However, the existing study on the acquisition of compliment response by learners of Mandarin is weak. This study will use the theoretical frame...