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All Journal JBMP (Jurnal Bisnis, Manajemen dan Perbankan) Journal of Economic, Bussines and Accounting (COSTING) Journal of Economic, Management, Accounting and Technology (JEMATech) OIKOS: Jurnal Kajian Pendidikan Ekonomi dan Ilmu Ekonomi Jurnal Administrasi dan Manajemen MANAJEMEN DEWANTARA KOLOKIUM: Jurnal Pendidikan Luar Sekolah Ecobisma (Jurnal Ekonomi, Bisnis dan Manajemen) International Journal of Economics Development Research (IJEDR) Management Studies and Entrepreneurship Journal (MSEJ) Jurnal E-Bis: Ekonomi Bisnis Indonesian Journal of Cultural and Community Development Journal of Management and Bussines (JOMB) Indonesian Journal of Law and Economics Review Jurnal Disrupsi Bisnis Indonesian Journal of Innovation Studies Jurnal Ilmiah MEA (Manajemen, Ekonomi, dan Akuntansi) PERMANA : Jurnal Perpajakan, Manajemen, dan Akuntansi Paradoks : Jurnal Ilmu Ekonomi Innovative Technologica: Methodical Research Journal Al-Kharaj: Jurnal Ekonomi, Keuangan & Bisnis Syariah El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam INTERACTION Communication Studies Journal Journal of Ekonomics, Finance, and Management Studies
Oetarjo, Mas
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Religion Agriculture, Biological Sciences & Forestry Humanities Chemical Engineering, Chemistry & Bioengineering Civil Engineering, Building, Construction & Architecture Computer Science & IT Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Education Electrical & Electronics Engineering Engineering Environmental Science Industrial & Manufacturing Engineering Languange, Linguistic, Communication & Media Law, Crime, Criminology & Criminal Justice Mechanical Engineering Social Sciences

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How Lifestyle and Quality Drive Chatime Purchases in Indonesia: Bagaimana Gaya Hidup dan Kualitas Mendorong Pembelian Chatime di Indonesia Saptarianto, Bayu Alief; Oetarjo, Mas
Indonesian Journal of Law and Economics Review Vol. 19 No. 3 (2024): August
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/ijler.v19i3.1135

Abstract

Technological developments have significantly impacted the lifestyle of Indonesian people. This research investigates how taste, product quality, and lifestyle influence purchasing decisions for Chatime products at Lippo Plaza Sidoarjo Mall. Using a quantitative method with Simple Random Sampling, data from 100 respondents were collected via Likert scale questionnaires and analyzed using linear regression. The results show that taste, product quality, and lifestyle positively and significantly affect purchasing decisions. These findings highlight the importance of improving product attributes and aligning marketing strategies with consumer lifestyles to enhance purchasing decisions. Future studies should explore broader demographics and diverse data collection methods. Highlight: Taste, product quality, and lifestyle positively influence purchasing decisions. Quantitative method with Simple Random Sampling used for data collection. Linear regression analysis confirms significant effects on purchasing behavior. Keywoard: Technological impact, Lifestyle, Purchasing decisions, Chatime, Linear regression
Pengaruh Content Marketing, Celebrity Endorser dan Harga Produk terhadap Keputusan Pembelian Produk Serum Hanasui pada Aplikasi TikTok Rachman, Mohammad Arief; Sumartik, Sumartik; Oetarjo, Mas
Jurnal Disrupsi Bisnis Vol. 8 No. 5 (2025): Jurnal Disrupsi Bisnis
Publisher : Prodi Manajemen, Fakultas Ekonomi, Universitas Pamulang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32493/drb.v8i5.54154

Abstract

Penelitian ini bertujuan untuk menganalisis pengaruh content marketing, celebrity endorser, dan harga produk terhadap keputusan pembelian serum Hanasui di aplikasi TikTok. Rumusan masalah penelitian berfokus pada seberapa besar ketiga variabel tersebut memengaruhi keputusan pembelian konsumen. Metode penelitian menggunakan pendekatan kuantitatif dengan teknik purposive sampling pada 100 responden yang pernah membeli serum Hanasui, serta analisis data dilakukan dengan Partial Least Square-Structural Equation Modeling (PLS-SEM). Hasil penelitian menunjukkan bahwa content marketing, celebrity endorser, dan harga berpengaruh positif serta signifikan terhadap keputusan pembelian. Temuan ini menegaskan bahwa konten kreatif, keterlibatan figur publik, serta harga yang kompetitif menjadi faktor utama dalam mendorong minat beli konsumen. Simpulan penelitian menyatakan bahwa kombinasi strategi pemasaran digital yang tepat mampu memperkuat citra merek, meningkatkan kepercayaan, dan mendorong loyalitas konsumen di tengah persaingan ketat industri kecantikan. Adanya penelitian ini untuk memperluas literatur tentang social commerce pada konteks merek lokal di era digitalisasi
Impact of Shopee Skincare Price, Reviews, and Quality on Purchasing Decisions: Pengaruh Harga, Ulasan, dan Kualitas Perawatan Kulit Shopee terhadap Keputusan Pembelian Rischawati, Novita; Indayani, Lilik; Oetarjo, Mas
Indonesian Journal of Innovation Studies Vol. 25 No. 2 (2024): April
Publisher : Universitas Muhammadiyah Sidoarjo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21070/ijins.v25i2.1149

Abstract

This study investigates the impact of price, online customer reviews, and electronic service quality on skincare purchasing decisions within the Shopee marketplace, focusing on East Java. Through a quantitative approach involving 96 respondents sampled purposively, data was collected via Google Forms and analyzed using descriptive statistics and multiple linear regression in SPSS. Results indicate significant positive effects of these factors on skincare purchasing decisions. Recommendations are made for Shopee and skincare sellers to enhance pricing strategies, prioritize customer reviews, and improve electronic service quality, aiming to optimize consumer decision-making processes and build trust in online transactions. This research contributes insights tailored to the skincare industry within online marketplaces, particularly in East Java, addressing a notable gap in existing literature. Highlight: Shopee skincare purchasing decisions study, East Java, quantitative analysis. 96 purposive sampled respondents enhance study validity and relevance. Findings: price, reviews, service quality impact skincare buying decisions. Keywoard: Shopee, skincare, purchasing decisions, online marketplace, East Java
Pengaruh Desain Post, Komunikasi Visual dan Iklan Online Terhadap Minat Beli Pada Instagram @kopikenangan.id Tristanti, Denia; Oetarjo, Mas
El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam Vol. 5 No. 9 (2024): El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/elmal.v5i9.2876

Abstract

As technology develops, especially Instagram has become an essential need in increasing work productivity and has become the main platform for promoting business in Indonesia. One brand that uses Instagram is Kopi Kenangan. When marketing, you need to pay attention to post design, visual communication and online advertising. This encourages researchers to examine what variables influence buying interest. “This study aims to investigate the influence of variables on enhancing purchase interest on Instagram @kopikenangan.id. The research adopts a quantitative approach with primary data. Respondents were selected using the Lemeshow formula, resulting in a sample size of 100 individuals. Data analysis involved multiple linear regression, as well as validity, reliability, normality, multicollinearity, and heteroskedasticity testing, along with T-tests and F-tests. The findings indicate that post design, visual communication, and online advertising significantly impact consumer purchase interest on the Instagram account @kopikenangan.id.
Pengaruh Kualitas Produk, Inovasi Produk dan Kualitas Pelayanan Terhadap Keputusan Pembelian (Studi Kasus Kedai Jupe Bangil) Aditya, Mita; Oetarjo, Mas
El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam Vol. 5 No. 9 (2024): El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/elmal.v5i9.2878

Abstract

Seiring berjalannya , industri kuliner telah berkembang menjadi salah satu sektor ekonomi kreatif yang memberikan kontribusi signifikan terhadap Produk Domestik Bruto (PDB) di Indonesia. Salah satu bisnis kuliner yang turut memanfaatkan perkembangan ini adalah Kedai Jupe Bangil. Kedai ini berlokasi di Kabupaten Pasuruan dan dikenal dengan menu makanan pedas yang memiliki berbagai tingkat kepedasan. Dalam strategi pemasarannya, Kedai Jupe Bangil fokus pada kualitas produk, inovasi produk, dan kualitas pelayanan. Berdasarkan latar belakang tersebut, peneliti tertarik untuk mengkaji variabel-variabel yang mempengaruhi keputusan pembelian konsumen. Penelitian ini bertujuan untuk mengidentifikasi variabel yang signifikan dalam meningkatkan keputusan pembelian di Kedai Jupe Bangil. Menggunakan metode kuantitatif dengan data primer, penelitian ini melibatkan responden sebanyak 98 menjadi 100 orang yang ditentukan berdasarkan rumus Lemeshow. Analisis data dalam penelitian ini dilakukan melalui uji regresi linier berganda, uji validitas, uji reliabilitas, uji normalitas, uji multikolinearitas, uji heteroskedastisitas, uji T, dan uji F. Hasil penelitian menunjukkan bahwa ketiga variabel yaitu kualitas produk, inovasi produk, dan kualitas pelayanan berpengaruh secara signifikan terhadap keputusan pembelian konsumen di Kedai Jupe Bangil.
Peran Influencer, Citra Merek, dan Kualitas Produk Terhadap Minat Beli Pada E-commerce Shopee Ilmiah, Qhifdina; Oetarjo, Mas
El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam Vol. 5 No. 9 (2024): El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/elmal.v5i9.2881

Abstract

In this modern era, technology has changed human life to become more practical in business activities. One of the breakthroughs is the existence of an e-commerce platform and the most popular among Indonesians is Shopee. The Shopee application cannot be separated from the role of influencers, brand image and product quality. This makes researchers want to examine what variables influence buying interest. The aim of this research is to find out what variables have an influence on increasing buying interest. This research uses quantitative methods with primary data types. Respondents in this study were determined using the Lemeshow formula and the respondents were 98 to 100 people. Data testing in this study used multiple linear regression analysis, validity test, reliability test, normality test, multicollinearity test, heteroscedasticity test, T test, and F test. The results of this study were that the three variables, namely influencer, brand image and product quality had an influence significantly influence consumer buying interest in Shopee e-commerce.
Pengaruh Promosi, Harga, Lokasi, dan Kualitas Produk terhadap Keputusan Pembelian Produk Pada UMKM Kue Kering Rissa Cake Didesa Pungging Masri, Meriska Rossana Yanuar; Oetarjo, Mas; Sukmono, Rita Ambarwati
Permana : Jurnal Perpajakan, Manajemen, dan Akuntansi Vol. 17 No. 3 (2025): Special Issue
Publisher : Faculty of Economics and Business, University of Pancasakti Tegal

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24905/permana.v17i3.1392

Abstract

Penelitian ini bertujuan untuk mengetahui bagaimana keputusan pembelian yang dibuat oleh UMKM kue kering Rissa Cake di Desa Pungging dipengaruhi oleh promosi, harga, lokasi, dan kualitas produk. Penelitian ini menggunakan pendekatan kuantitatif dan survei. Populasi dari penelitian ini adalah setiap konsumen yang pernah membeli kue kering Rissa Cake. Jumlah peserta penelitian adalah 230, dan teknik pengambilan sampel purposive digunakan. Data dikumpulkan melalui kuesioner Google Form dengan skala Likert lima poin. Untuk analisis data, model persamaan struktural (SEM-PLS) digunakan. Hasil uji menunjukkan bahwa semua indikator yang digunakan dalam penelitian ini memenuhi persyaratan validitas dan reliabilitas. Hasil uji model struktural menunjukkan bahwa, secara bersamaan, promosi, harga, lokasi, dan kualitas produk dapat mempengaruhi keputusan pembelian sebesar 94,7%. Promosi, harga, dan kualitas produk secara parsial dan signifikan berdampak positif terhadap keputusan pembelian, sedangkan lokasi berdampak negatif secara signifikan. Produk UMKM Rissa Cake paling banyak dipengaruhi oleh promosi. Hasil penelitian menunjukkan bahwa mempertahankan kualitas produk, meningkatkan promosi, dan menetapkan harga yang kompetitif adalah faktor penting yang mendorong pelanggan untuk membeli produk UMKM Rissa Cake di Desa Pungging.
PENGARUH BRAND TRUST, BRAND IMAGE DAN KUALITAS LAYANAN TERHADAP KEPUTUSAN PEMBELIAN (STUDI PADA PELANGGAN MIE GACOAN DI KOTA SIDOARJO) Putri, Diva Maharani; Oetarjo, Mas; Hariasih, Misti
MANAJEMEN DEWANTARA Vol 9 No 3 (2025): MANAJEMEN DEWANTARA
Publisher : Universitas Sarjanawiyata Tamansiswa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30738/md.v10i1.21691

Abstract

This study aims to determine the influence of Brand Trust, Brand Image and Sercive Quality on the Purchasing Decision of Mie Gacoan customers in Sidoarjo City. The approach used is quantitative with descriptive methods. The population in this study includes all customers who have purchased Mie Gacoan in the Sidoarjo City area. The sampling technique was carried out using the Non-Probability Sampling Technique with a Purposive Sampling approach, so that a sample of 100 respondents was obtained. The data for this study were collacted using a questionnaire distributed through Google Form. The data obtained will be analysed using the Partial Least Square (PLS) method with the help of SmartPLS 3.0 software. The results of this study found that Brand trust influences the purchasing decision of Mie Gacoan customers in Sidoarjo City, Brand image influences the purchasing decision of Mie Gacoan customers in Sidoarjo City, Service quality influences the purchasing decision of Mie Gacoan customers in Sidoarjo City.
Pengaruh Influencer Marketing, Brand Image, dan Kualitas produk Terhadap Keputusan Pembelian Produk Fashion Lokal di Platfrom Tiktokshop Wahyu Layyinah, Zahrotul; Hariasih, Misti; Oetarjo, Mas
El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam Vol. 7 No. 3 (2026): El-Mal: Jurnal Kajian Ekonomi & Bisnis Islam
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/elmal.v7i3.11329

Abstract

 The development of digital technology and social media has changed the way people buy goods and how companies advertise. One method frequently used is influencer marketing, which is promotion through people with large social media followers to persuade people to buy goods. This phenomenon has become increasingly popular due to the TikTok Shop feature, which has become a place for local brands to sell products, especially to the younger generation. This study aims to observe and analyze the impact of brand image, influencer marketing, and product quality on the decision to purchase local fashion products on TikTok Shop. The method used is quantitative research by sending questionnaires to 100 people in Sidoarjo who have purchased local fashion products through TikTok Shop. The sampling technique used is purposive sampling. Data were analyzed using validity and reliability tests, followed by classical assumption tests, multiple linear regression tests, T-tests, and coefficient of determination tests using the SPSS version 26 program. The results of this study show that the three factors: influencer marketing, brand image, and product quality have a positive and significant influence on purchasing decisions. These findings demonstrate that the right digital marketing strategy, a strong brand image, and high-quality products can boost purchasing power and increase the competitiveness of local brands in the digital era.
Pengaruh Citra Toko, Harga dan Word of Mouth Terhadap Keputusan Pembelian: Studi pada Konsumen Kopi Janji Jiwa di Sidoarjo Nurlaila, Rahma; oetarjo, mas; Yani, Muhammad
Al-Kharaj: Jurnal Ekonomi, Keuangan & Bisnis Syariah Vol. 7 No. 6 (2025): Al-Kharaj: Jurnal Ekonomi, Keuangan & Bisnis Syariah
Publisher : Intitut Agama Islam Nasional Laa Roiba Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47467/alkharaj.v7i6.7404

Abstract

This research aims to analyze the impact of store image, price and word of mouth (WoM) on consumer purchasing decisions for Janji Jiwa coffee in Sidoarjo. The approach used is a quantitative method, with a population that includes the people of Sidoarjo Regency who have enjoyed Janji Jiwa coffee, aged between 17 and 56 years. Samples were taken using a non-probability sampling method with purposive sampling technique, involving 100 respondents. Data was collected using a questionnaire which was measured using a Likert scale. Data analysis was carried out with PLS-SEM using SmartPLS 3.0 software. The research results show that store image, price and word of mouth (WOM) have a significant positive influence on purchasing decisions for Janji Jiwa coffee in Sidoarjo.
Co-Authors Aditya, Mita Alshaf Pebrianggara Ananda, Kharisma Andani, Retno Aprianto, Kurniawan Sova Aprilia, Siska Rizki Arianti, Dhea Wulan Ashari, Billa Laura Dewi Komala Sari Eko Satriyo Hadi Nata Faizi, Ahmad Nur Febriansyah, Rizky Eka Febrianti, Yeti Fitria, Ina Haniifah, Sherliy Putri Haq, Masyithoh Faarisatul Hidayati, Ade Irma Huda, Raden Muhammad Syamsul Ilmiah, Qhifdina Komala Sari, Dewi Kumara Adji Kusuma Kurnia, Fahreza Putra Rafliansyah Kurniawan, Achmad Riski Layyina, Almira Rizky Lilik Indayani Malau, Rona Mala Shalsabella Masri, Meriska Rossana Yanuar Maulana, Mochamad Luthfi Misti Hariasih Mochamad Rizal Yulianto Muhammad Yani, Muhammad Nurlaila, Rahma Nurvita, Qur’ani Octavia, Rena Salsabil PRAMESWARI, KARINA Prasiwi, Ferra Puspa Prastyo, Habib Eko Putri, Diva Maharani Rachman, Mohammad Arief Rahmayanti , Siti Rahardhini Dwi Rischawati, Novita Rita Ambarwati Sukmono Rohmadhani, Salsabela Diniarti Sabrina, Herdina Saptarianto, Bayu Alief Sari, Netta Try Pustika Sudarso, Satrio Sumartik Syahputri, Denisa Firlian Syofia, Khalimatus Tina, Eli Agus Tristanti, Denia Ummah, Roviqotul Wahyu Layyinah, Zahrotul Yulianto, Mochammad Rizal ZUHRIYAH, ISMATUL ‘Aini, Jafnah Kamilah