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Kumba Digdowiseiso
Management Study Program, Faculty of Economics and Business, National University Jakarta
Religion Aerospace Engineering Humanities Automotive Engineering Biochemistry, Genetics & Molecular Biology Chemical Engineering, Chemistry & Bioengineering Chemistry Computer Science & IT Education Electrical & Electronics Engineering Engineering Environmental Science Immunology & microbiology Industrial & Manufacturing Engineering Languange, Linguistic, Communication & Media Law, Crime, Criminology & Criminal Justice Library & Information Science Materials Science & Nanotechnology Mathematics Physics Social Sciences Other

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RETRACTED: The Influence Of Transformational Leadership, Motivation, Physical Work Environment And Job Stress On Employee Performance At Pt. Indonesian Trains(Persero) Daop 1 Jakarta Year 2019 Larasati Ilyas; Herry Krisnandi; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.832

Abstract

This research aims to determine and analyze the influence of transformational leadership, motivation, physical work environment and work stress on employee performance at PT. Indonesian Railways (Persero) Daop 1 Jakarta. This research data uses primary data in the form of a questionnaire to 101 employees of PT. Indonesian Railways (Persero) Daop 1 Jakarta. The data analysis technique uses multiple linear regression analysis and uses the SPSS 23 program. The research results show that there is an influence between Transformational Leadership (X1) on Employee Performance (Y). Then there is the influence of the Motivation variable (X2) on Employee Performance (Y). Likewise, for the Physical Work Environment variable (X3) there is an influence on Employee Performance (Y). Then the Job Stress variable (X4) also has an impact on Employee Performance (Y). Partially or simultaneously, it has a strong influence among the four variables, the most significant of which is the Motivation variable. The results of this research hope that companies can improve good leadership styles and a comfortable work environment so that they can support employee performance.
Analysis of the Effect of Tax Planning, Deferred Tax Burden, and Company Size on Profit Management Azqia Prafieta Hazh; Herry Krisnandi; Kumba Digdowiseiso
Journal of Social Science Vol. 4 No. 6 (2023): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v4i6.833

Abstract

Researchers want to re-evaluate data on different units and also the Covid-19 pandemic which has caused several sectors to experience a significant increase in the company's profits. To analyze the effect of tax planning, deferred tax expense, and company size on earnings management. In the basic perspective to understand the concept of earnings management, the organization has several agreements, for example an employment contract between the organization and its directors and an advance agreement between the organization and its bank. Where between the head and management need to expand the utility of each with the data they have. However, again Management has more data than heads, causing data to be unbalanced. In this study using purposive sampling technique, the number of sample data used in this study were 24 companies from the Indonesia Stock Exchange in the goods and consumption sub-sector. does not affect earnings management, Deferred tax burden has an effect on earnings management. With the conclusion that the greater the profit earned, the greater the tax to be imposed on the company, and vice versa. So the company should continue to do tax planning as an effort to minimize the company's taxable profit, because this is legal in the eyes of the State.
RETRACTED: The Role of Customer Satisfaction in Mediating The Effect of Service Quality and Price Perception on Word of Mouth Hidayatun Ni’mah; elwisam elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.834

Abstract

This study aims to analyze the Role of Customer Satisfaction in mediating the influence of Service Quality and Price Perception on Word of Mouth in Central Travels Jakarta. This study used primary data by distributing questionnaires as many as 100 respondents. The data were analyzed using Structural Equation Modeling analysis using AMOS version 22 program. Based on the results of the study, it shows that the variables of Service Quality and Price Perception not only directly affect Word of Mouth, but Service Quality and Price Perception also affect indirectly.
RETRACTED: The Influence Of Brand Image, Product Quality And Promotion On Product Purchasing Decisions Epson Projectors In Jakarta Ary Susana Dewi; elwisam elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.835

Abstract

This study aims to analyze the influence of brand image, product quality and promotion on the purchase decision of Epson projectors. The method used in this study is quantitative descriptive with the population in this study being consumers who have purchased Epson projector products. The sampling techniques in this study are nonprobability sampling and purposive sampling The sample used in this study was 100 respondents with consumer criteria who had purchased an Epson projector. The data in this study used primary data by distributing questionnaires processed using Software Statistical Product and Service Solutions. (SPSS 23.0). The data analysis technique used is multiple liner regression analysis. The results of this study show that the variables of brand image, product quality and promotion have a positive and significant effect on purchasing decisions. The variables that have a major contribution in the purchase decision of Epson projector products are first product quality, the second brand image and the third promotion.
RETRACTED: RETRACTED: The Influence Of Product Quality, Promotion, And Lifestyle On Metro Department Store Pondok Indah Consumer Purchasing Decisions Dhea Khoyrunnisa; elwisam elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.836

Abstract

This study aims to analyze the Effect of Product Quality, Promotion, and Lifestyle, on the Purchasing Decisions of Metro Department Store Pondok Indah Mall Consumers. This study used primary data by distributing questionnaires as many as 100 respondents. Data analysis using Multiple Linear Regression analysis. The results of the study showed that the variables of Product Quality, Promotion, and Lifestyle had a positive and significant effect on Purchasing Decisions.
RETRACTED: Analysis The Effect Of Profitability, Liquidity, Company Size, And Sales Growth On Capital Structure Rahmat Fauzi; elwisam elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.837

Abstract

This study aims to determine and analyze the influence between Profitability, Liquidity, Company Size, and Sales Growth on Capital Structure in public companies in the property and real estate sub-sector on the Indonesia Stock Exchange for the period 2011-2015. In this study, four variables were taken that allegedly affect Capital Structure, namely Profitability, Liquidity, Company Size, and Sales Growth with multiple linear regression analysis equations using the Stepwise method, classical assumption testing consisting of normality tests, multicollinearity tests, heteroscedasticity tests and autocorrelation tests using the Statistical Product for Social Science (SPSS) program version 22.0 for windows and Microsoft Excel 2016. The sample of companies was taken as many as 33 companies from 49 populations of property and real estate sub-sector companies on the Indonesia Stock Exchange. The results of this study show that partially, Liquidity, and Company Size have a significant influence on Capital Structure. Meanwhile, in terms of model feasibility there is a significant influence between Liquidity, Company Size, and Sales Growth on Capital Structure. Should be able to pay more attention to the movement or change of Capital Structure based on the variables of Profitability, Liquidity, Company Size, and Sales Growth. Because these variables can affect the rise or fall of the Capital Structure in public companies, propert and real estate sub-sectors.
RETRACTED: The Influence Of Consumer Behavior, Service Quality And Digital Marketing On Usage Decisions Pelni Passenger Ship Transfer Services Paramitha Novianty; elwisam elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.838

Abstract

This study aims to analyze the influence of consumer behavior, service quality and digital marketing on the decision to use PELNI passenger ship transportation services. The research method used in this study is a quantitative descriptive method with the population in this study, namely users of PELNI passenger ship transportation services. The sampling method in this study is purposive sampling. The sample in this study was 100 respondents with the criteria of passengers who used PELNI ship transportation services at least 2 (two) times during 2019, and passengers who purchased tickets at the Jakarta counter or through online applications. The data used in this study were primary data in the form of questionnaires and processed using SPSS version 23. The data analysis technique used is multiple linear regression analysis. The results showed that Consumer Behavior variables, Service Quality variables and Digital Marketing variables had a positive and significant effect on the Decision to Use PELNI passenger ship transportation services.
RETRACTED: The Influence Of Product Differentiation, Price Perception, And Brand Image On Wall's Ice Cream Purchasing Decisions At Lotte Mart South Jakarta City In 2020 Sri Farah Dewi; elwisam elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.839

Abstract

This study aims to analyze the influence of Product Differentiation, Price Perception, and Brand Image on Wall's Ice Cream Purchasing Decisions at Lotte Mart South Jakarta City in 2020. This research data used primary data in the form of questionnaires to 100 consumers of Wall's ice cream at Lotte Mart South Jakarta City. Data analysis techniques using multiple linear regression analysis and using the SPSS program. The results showed an influence between Product Differentiation, on Purchasing Decisions by 0.205 and had an influence of 25.0%. Similarly, the Price Perception variable on Purchasing Decisions is 0.241 and has an influence of 24.1%. Then for the Brand Image variable on Purchase Decisions 0.266 and has an influence of 26.6%. Partially or simutan has a strong influence among the three variables, the most significant of which is the Brand Image variable of 0.266. The results of this study hope that Wall's Ice cream can stabilize the Brand Image that occurs at Lotte Mart in South Jakarta to support Purchasing Decisions.
RETRACTED: RETRACTED: The Role of Intrinsic Motivation in Mediating the Influence of Situational Leadership Style on Performance Anisa Anisa; Elwisam Elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.840

Abstract

This study aims to analyze The Role of Intrinsic Motivation in Mediating The Effect of Situational Leadership Style on Employee Performance at PT. Artha Alam Lestari. This study used primary data by distributing 100 questionnaires as respondents. Data were analyzed using Structural Equation Modeling analysis using AMOS 22 program. The results of the study showed that Situasional Leadership Style variable positive effected directly on Employee Performance, where Situasional Leadership Style that is applied will be able to improve Employee Performance. In addition, the Situational Leadership Style also positive effected indirectly on Employee Performance, which requires Intrinsic Motivation as an intervening variable to improve Employee Performance.
RETRACTED: The Effect of Profitability and Firm Size on Firm Value with Capital Structure as an Intervening Variable in Lq 45 Companies on The Indonesia Stock Exchange For The Period 2014 – 2016 Nurseha Nurseha; Elwisam Elwisam; Kumba Digdowiseiso
Journal of Social Science Vol. 5 No. 3 (2024): Journal of Social Science
Publisher : Syntax Corporation Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46799/jss.v5i3.841

Abstract

The aim of the research was to find out the profitability and firm size on value firm with capital structure as intervening variable of LQ 45 firm in Indonesia Stock Exchange. The samples consist of 26 LQ 45 firm listed in Indonesia Stock Exchange during he period of 2014-2016, the research method use structural equation meodeling (SEM) with the help of software AMOS 21.0. The result of the research indicate that profitability, firm size and capital structure have a influence positive and significant on value firm. Profitability have a influence positive and not significant on capital structure and firm size have a influence positive and significant on capital structure. Futhermore, capital structure can function as intervening variable in the effect negative and significant of firm size but it does not effect of profitability in the effect positive and not significant.
Co-Authors Agus Siswanto Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Cik Ahmad Diky Alfarisi Andrew Lanjza Aghiesta Andri Ardiansyah Anisa Anisa Anisya Putri Firdaus Ary Susana Dewi Ayu Sri Rahayu Azqia Prafieta Hazh Bella Sukma Cahyanti Chellsa Afridhamita Chindera Kasih Choirunisya Putri Fauzi Dea Sagita Deby Dharmawan Desi Safitri Dewi Ambarsari Dewi Mardayani Dhea Khoyrunnisa Dheazalfa Sukmarini Dita Alma Novianti Eka Nova Elwisam Elwisam Elwisam Elwisam elwisam elwisam Elwisam Elwisam Elwisam Elwisam Estela Septianty Fachri Huzaini Ramadhan Fakhrurrazi Felita Charity Wulandari Florensius Goo Gio Vanie Herry Krisnandi Herry Krisnandi Herry Krisnandi Herry Krisnandi Herry Krisnandi Herry Krisnandi Herry Krisnandi Herry Krisnandi Herry Krisnandi Hidayatun Ni’mah Icah Putri Utama Intan Ayu Nur Khasanah Ita Yuliana Sari Juanita Sulistiani Kayla Diatry Ramadhani Larasati Ilyas Latifah Mega Yunita Menik Indriastuti Muhammad Nuryadin Muhammad Reza Pahlevi Muhammad Rifqi Akmal Nabila Aura Hany Niendy Rizkia Rachmadany Novilia Tawang Wulansari Nurlaily Dariati Nurseha Nurseha Oktafian Cahya Dwi Hardin Olivia Monalisa Perez Paramitha Novianty Putri Nurjanah Irnanda Rahmat Fauzi Ratna Farida Ravlina Aisyah Mahri Rayhan Fernanda Regita Syadza Farika Resti Hardini Resti Hardini Romidi Karnawan Rosmalita Andarwati Sarah Monika Napitupulu Sri Farah Dewi Supriyadi Tri Widia Soleha Tsalisa Salma Nasir Zikkir Rachman