cover
Contact Name
Della Dwi Ayu
Contact Email
della.dwi.ayu@upnvj.ac.id
Phone
+62318945444
Journal Mail Official
notification@umsida.ac.id
Editorial Address
Jl. Mojopahit 666 B Sidoarjo, Jawa Timur 61215
Location
Kab. sidoarjo,
Jawa timur
INDONESIA
Academia Open
ISSN : -     EISSN : 27147444     DOI : 10.21070/acopen.11.2026.12985
Core Subject : Health,
Academia Open is published by Universitas Muhammadiyah Sidoarjo published 2 (two) issues per year (June and December). This journal provides immediate open access to its content on the principle that making research freely available to the public supports a greater global exchange of knowledge. This journal aims is to provide a place for academics and practitioners to publish original research and review articles. The articles basically contains any topics research or review. Academia Open is available in online version. Language used in this journal is Indonesia or English.
Articles 2,389 Documents
Examining Dividend-Related Abnormal Returns and Trading Volume in IDX Manufacturing 2016-2020: Analisis Kenaikan Abnormal dan Aktivitas Volume Perdagangan Sebelum dan Sesudah Tanggal Ex-Dividend pada Sektor Manufaktur yang Terdaftar di IDX Periode 2016-2020 Dyah Agung; Heri Widodo
Academia Open Vol. 8 No. 1 (2023): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.4019

Abstract

This study aims to analyze the market reaction to ex-date dividends within a specific research period. The research period consists of 5 days before the dividend ex-date, 1 day for estimation, and 5 days after the dividend ex-date. A descriptive method was employed for sample selection, focusing on 6 companies in the manufacturing sector over 5 periods from 2016 to 2020. Secondary data was utilized for analysis. The paired sample test for abnormal returns, suitable for normally distributed data, was used to assess the impact of ex-date dividends. Additionally, the Wilcoxon signed rank test was applied to trading volume activity due to its non-uniform distribution. The results indicate a significant difference between trading volume activity before and after the ex-date dividend. The implications of these findings provide insights into the market reaction to ex-date dividends in the manufacturing sector, contributing to a better understanding of dividend-related phenomena in financial markets. Highlights: Market reaction to ex-date dividends in the manufacturing sector. Analysis of abnormal returns and trading volume activity. Significant difference before and after ex-date dividends. Keywords: Ex-date dividends, market reaction, manufacturing sector, abnormal returns, trading volume activity.
Analyzing Content Promotion Strategies on a Marketplace: A Social Network Study: Studi Analisis Jaringan Sosial Strategi Promosi Konten di Platform Marketplace Hafif Wisnu Wahyudi; Rita Ambarwati Sukmono
Academia Open Vol. 8 No. 1 (2023): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.4021

Abstract

This study aims to examine the user response to content promotion strategies on Bukalapak Marketplace, focusing on interactions related to discounts, free shipping, and cashback. Qualitative research methods were employed, using data collected from Twitter through data pulling and processed using Wordij and Gephi for data filtering. Social Network Analysis (SNA) with Crawl Data was applied to determine the map of interactions on the platform. The results revealed that user response varied across different promotional strategies and time periods. Specifically, the most frequent user response was observed for content promoting "free shipping" during 2020-2021, while "cashback" promotions were less often responded to. These findings have implications for marketers and platform managers in optimizing content promotion strategies to effectively engage users and enhance marketing outcomes. Highlights: User engagement: Analyzing the response of users to content promotion strategies on a marketplace platform using Social Network Analysis. Effective marketing tactics: Investigating the impact of different promotional approaches such as discounts, free shipping, and cashback on user engagement. Optimization for engagement: Identifying the most and least successful content promotion strategies based on user response and implications for enhancing marketing outcomes. Keywords: Content promotion, Marketplace platform, User response, Social Network Analysis, Marketing strategies
Social Network Analysis: User Responses to Lazada Marketplace Promotions: Analisis Jaringan Sosial: Respon Pengguna terhadap Promosi di Lazada Marketplace Meynur Rohmah Ubaidillah; Rita Ambarwati Sukmono
Academia Open Vol. 8 No. 1 (2023): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.4023

Abstract

This study employs qualitative research methods to measure and map user interactions with marketing promotional content on Lazada Marketplace, focusing on images related to vouchers, cashback offers, and flash sales. Data was collected from Twitter and analyzed using Wordij and Gephi to filter and process the data. Social Network Analysis (SNA) with Crawling Data was applied to determine user responses. The findings reveal the patterns of user interactions within the Lazada Marketplace, specifically in relation to vouchers, cashbacks, and flash sales. Furthermore, the study identifies the user response trends between 2018-2019 and 2020-2021, highlighting the marketing promotional content that received the most and least responses. Notably, the results indicate a significant user response to "cashback" marketing promotional content in 2020-2021, while user engagement with such content in 2018-2019 was relatively low. This study contributes to a better understanding of user behavior in response to marketing strategies and provides implications for optimizing promotional content on e-commerce platforms. Highlights: User engagement patterns: This study examines the interactions of Lazada Marketplace users with marketing promotional content, shedding light on the dynamics of user responses and engagement. Cashback effectiveness: The research identifies the effectiveness of "cashback" marketing promotional content, revealing the extent to which users respond to such offers during different time periods. Implications for optimization: The findings have practical implications for e-commerce platforms, providing insights into optimizing promotional strategies and content to enhance user engagement and maximize marketing effectiveness. Keywords: User Responses, Marketing Promotional Content, Lazada Marketplace, Social Network Analysis, E-commerce Platforms
The Use of WhatsApp as a Learning Media in Class 5 Madrasah Ibtidaiyah During the Covid-19 Pandemic: Penggunaan WhatsApp sebagai Media Pembelajaran di Kelas 5 Madrasah Ibtidaiyah Selama Masa Pandemi Covid-19 Dwiki Sayoga Putra; Moch Bahak Udin By Arifin
Academia Open Vol. 7 (2022): December
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.7.2022.4028

Abstract

This qualitative study examines the utilization of WhatsApp as a learning medium during the Covid-19 pandemic in a primary school setting. The research focuses on grade 5 students at MI Nurul Huda Ngampelsari Sidoarjo, aiming to (1) describe the use of WhatsApp as a learning medium, (2) identify the obstacles encountered, and (3) propose solutions to overcome these challenges. Data were collected through observation, interviews, and documentation. The findings shed light on the potential of WhatsApp for remote learning, highlighting its effectiveness in facilitating communication and content dissemination. However, various obstacles, such as connectivity issues and limited interactivity, were identified. The study suggests solutions, including optimizing infrastructure, promoting student engagement, and integrating complementary platforms. The implications of this research contribute to enhancing the understanding and implementation of digital learning tools during crisis situations, benefiting educational stakeholders worldwide. Highlights: The use of WhatsApp as a learning medium during the Covid-19 pandemic: This study explores the effectiveness and potential of WhatsApp in facilitating remote learning for grade 5 students amidst the Covid-19 crisis. Obstacles in using WhatsApp as a learning medium during the Covid-19 pandemic: The research identifies and discusses the challenges faced in implementing WhatsApp as an educational tool, including issues related to connectivity and limited interactivity. Solutions to overcome obstacles in using WhatsApp as a learning medium during the Covid-19 pandemic: The study proposes practical solutions to address the identified challenges, such as optimizing infrastructure, promoting student engagement, and integrating complementary platforms to enhance the effectiveness of WhatsApp as a remote learning tool. Keywords: WhatsApp, learning medium, Covid-19 pandemic, grade 5 students, qualitative research.
The Relationship Between Self-Regulated Learning and Academic Stress During Online Learning for University Students: Hubungan Antara Self Regulated Learning dengan Stres Akademik Saat Pembelajaran Daring pada Mahasiswa di Universitas Dian Putri Linayanti; Nurfi Laili
Academia Open Vol. 7 (2022): December
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.7.2022.4035

Abstract

This study aims to determine the relationship between Self Regulated Learning and Academic Stress During Online Learning in Psychology Study Program Students, University of Muhammadiyah Sidoarjo. The variables contained in this study are self-regulated learning as the independent variable and academic stress as the dependent variable. This research uses non - probability sampling technique . The number of samples used were 248 students. The results in this study indicate a correlation coefficient of -0.466 with a significance value of 0.000 <0.05, it can be concluded that there is a negative relationship between self-regulated learning and academic stress. This means that the higher self-regulated learning during online learning, the lower academic stress during online learning experienced by psychology study program students at Muhammadiyah University of Sidoarjo, on the other hand, if self-regulated learning is lower, academic stress during online learning will be higher. Highlights: Negative correlation: The study found a negative relationship between self-regulated learning and academic stress during online learning among psychology study program students. Higher self-regulated learning was associated with lower academic stress. Sample size and technique: The research utilized a non-probability sampling technique and included a sample of 248 students, emphasizing the generalizability of the findings to the target population. Significance of online learning: The study specifically focused on the context of online learning, highlighting the importance of self-regulated learning in mitigating academic stress among students in the psychology study program at the University of Muhammadiyah Sidoarjo. Keywords: Self-regulated learning, academic stress, college students, online learning, psychology study program
Work Conflict, Workload, and Employee Performance in Retail: A Quantitative Study: Dampak Konflik Kerja, Beban Kerja, dan Stres Kerja terhadap Kinerja Karyawan: Studi Kuantitatif di Industri Ritel Vicki Dias Tatiningrum Kuncoro; Hasan Ubaidillah
Academia Open Vol. 8 No. 1 (2023): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.4036

Abstract

This study aimed to investigate the influence of work conflict, workload, and work stress on employee performance in a small and medium-sized retail business. The research employed a quantitative approach, utilizing hypothesis testing and involving a sample of 40 employees from UMKM Moana Daily Style. The analysis utilized correlation coefficient (R), classical assumption tests, and multiple linear regression in IBM SPSS Statistics version 26. The data were collected through a questionnaire using a Likert scale, with reliability and validity tests conducted. The findings revealed significant relationships between work conflict and employee performance, workload and employee performance, as well as work stress and employee performance. These results highlight the importance of managing work conflict, workload, and work stress to enhance employee performance in the retail industry. The implications of the study suggest the need for organizations to implement strategies that promote conflict resolution, workload management, and stress reduction to optimize employee performance. Highlights: The study examines the impact of work conflict, workload, and work stress on employee performance in the retail industry. Findings indicate significant relationships between work conflict, workload, work stress, and employee performance. The research emphasizes the importance of managing work conflict, workload, and work stress to enhance employee performance in retail organizations. Keywords: Work Conflict, Workload, Work Stress, Employee Performance, Quantitative Study.
Profitability, Liquidity, and Tax Aggressiveness: Corporate Governance in Consumer Goods: Dampak Profitabilitas dan Likuiditas terhadap Agresivitas Pajak: Peran Tata Kelola Perusahaan pada Sektor Barang Konsumsi Tyas Arifta Windasari; Santi Rahma Dewi
Academia Open Vol. 8 No. 1 (2023): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.8.2023.4039

Abstract

This quantitative research investigates the relationship between profitability, liquidity, tax aggressiveness, and the moderating effect of corporate governance in consumer goods sector companies listed on the Indonesia Stock Exchange. A sample of 27 companies was selected using purposive sampling technique. The data was analyzed using the SmartPLS program, employing both outer and inner models. The study reveals that profitability significantly influences tax aggressiveness, while liquidity does not. Furthermore, the moderating variable of corporate governance does not have a significant effect on the relationship between profitability, liquidity, and tax aggressiveness. These findings contribute to the understanding of the factors influencing tax behavior in consumer goods sector companies and provide implications for policymakers, tax authorities, and corporate governance practitioners in designing effective strategies to manage tax aggressiveness. Highlights: Profitability significantly influences tax aggressiveness. Liquidity does not have a significant impact on tax aggressiveness. Corporate governance does not moderate the relationship between profitability, liquidity, and tax aggressiveness. Keywords: Profitability, Liquidity, Tax Aggressiveness, Corporate Governance, Consumer Goods
Implementation of Scouting Extracurricular Activities during the Covid19 Pandemic Period: Implementasi Kegiatan Ekstrakurikuler Kepramukaan pada masa Pandemi Covid19 Wahib Chasbullah; Ida Rindaningsih
Academia Open Vol. 7 (2022): December
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.7.2022.4044

Abstract

This study investigated the implementation, advantages, and disadvantages of Scout Extracurricular Activities during the COVID-19 pandemic at SD Negeri Gebang 1 Kec. Sidoarjo. The research utilized qualitative descriptive methods, including interviews, observations, and analysis of school documentation. The findings revealed that the online system was the most effective alternative for conducting Scouting Extracurricular activities during the pandemic. The advantages of online scouting activities included efficiency, time and energy savings, flexibility in learning locations, relaxed student participation, and customizable learning settings. However, there were also drawbacks, such as unpreparedness of parents and students for online systems, the need for internet access, limited communication tools, suboptimal material delivery and reception, and time constraints. These findings highlight the importance of educators, students, and parents in adequately preparing for both online and offline learning models. Additionally, it emphasizes the need for innovative approaches, such as blended learning methods combining online and offline systems. Highlights: The implementation of Scout Extracurricular Activities during the COVID-19 pandemic at SD Negeri Gebang 1 Kec. Sidoarjo is carried out using an online system as the best alternative. Advantages of online scouting activities include efficiency, flexibility, and relaxed student participation. Disadvantages of online scouting activities include unpreparedness, limited access, and suboptimal material delivery. Keywords: Scout Extracurricular Activities, COVID-19 pandemic, Implementation, Advantages, Disadvantages
Attitudes in Social Media Affect Learning Motivation: Evidence from Java, Indonesia: Sikap di Media Sosial berpengaruh Terhadap Motivasi Belajar: Bukti dari Jawa, Indonesia Ignatius Ario Sumbogo
Academia Open Vol. 6 (2022): June
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.6.2022.4061

Abstract

The development of student learning motivation is the very dynamic, main task of teachers, particularly in the era of the digital revolution 4.0. Millennial students have been immersed into digital technology, by which learning instruments must also be adjusted, including the competencies, services and attitudes of educators. This study is an attempt to determine the strong influence of social media engagement, competence, service, and teacher attitudes on the learning motivation of high school students. This research was conducted using a field research method with a quantitative approach among 50 students from 22 institutions in 3 provinces, DKI Jakarta, West Java and Central Java. The sampling method is non-probability sampling with purposive sampling type, using a single criteria that is high school students, and data processing techniques is multiple linear regression. The results of the research show that teachers’ social media engagement has a significant effect on learning motivation, teachers’ competence has a significant effect on learning motivation, teacher’ attitude has a significant effect on learning motivation, and teachers’ service has no significant effect on learning motivation. This research is expected to help developing the enthusiasm of high school teachers in improving several aspects to become a favorite figure among students which has impact on the effectivity and efficiency of teaching and learning process.
Students' Mathematical Problem Solving Ability in Elementary School: Kemapuan Pemecahan Masalah Matematis Siswa di Sekolah Dasar Dwi Siska Putri Utami; Enik Setiyawati
Academia Open Vol. 7 (2022): December
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/acopen.7.2022.4064

Abstract

The purpose of this study was to describe the results of a literature study on mathematical problem solving abilities in elementary schools. This research uses a qualitative descriptive study approach with the type of literature study research. This research is a literature study or library research that describes descriptively the mathematical problem solving abilities of students in elementary schools. The subjects of this study were elementary school students related to their ability to solve mathematical problems. The data sources for this research are secondary data obtained from scientific journals or articles related to the problems discussed. The data will be analyzed using descriptive analysis techniques. The results showed that students' mathematical problem solving abilities still tended to be low. Students have not achieved all of the problem solving indicators. The factors that influence students' mathematical problem solving abilities include prior knowledge, appreciation of mathematics, logical mathematical intelligence, experience, motivation, skills, self-confidence and teachers. Highlights: Students' mathematical problem solving abilities are low. Not all problem solving indicators are achieved. Factors influencing problem solving include prior knowledge, motivation, and teachers. Keywords: Mathematical problem solving abilities, Elementary schools, Literature study, Descriptive analysis, Factors influencing problem solving.

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