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All Journal Ekonomi Bisnis ARBITRASE: JOURNAL OF ECONOMICS AND ACCOUNTING Journal of Trends Economics and Accounting Research
Komsi Koranti
Unknown Affiliation
Computer Science & IT Decision Sciences, Operations Research & Management Economics, Econometrics & Finance Social Sciences

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PEMBENTUKAN PORTOFOLIO YANG EFISIEN PADA SAHAM PERUSAHAAN PROPERTI YANG TERCATAT PADA BURSA EFEK INDONESIA (FORMATION OF EFFICIENT PORTFOLIO IN STOCK COMPANY PROPERTY LISTED ON THE INDONESIAN STOCK EXCHANGE) Komsi Koranti
Jurnal Ilmiah Ekonomi Bisnis Vol 17, No 3 (2012)
Publisher : Universitas Gunadarma

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (74.48 KB)

Abstract

Pemilihan sekuritas dalam investasi dimaksudkan untuk mendapatkan keuntungan danmengurangi kemungkinan risiko. Tujuan penelitian adalah untuk menganalisis tingkatkeuntungan rata–rata yang diharapkan dan kemungkinan risiko baik dari sekuritasmaupun portofolio serta memberikan alternatif pemilihan portofolio efisien. Objekpenelitian berupa sekuritas sektor properti saham PT Lika, PT Suma dan PT Cide.Variabel penelitian berupa tingkat keuntungan yang diharapkan serta tingkat risikoyang diterima oleh investor dari suatu pilihan investasi. Penelitian menggunakan datasekunder berupa saham properti yang terdaftar dalam Bursa Efek Indonesia, meliputipergerakan harga saham bulanan, dari Januari 2009 sampai dengan Desember 2011.Alat analisis untuk menentukan portofolio yang efisien menggunakan metodeMarkowitz, dan berdasarkan masalah keuntungan yang diharapkan dari sekuritas danVarians (????2) atau suatu ukuran penyerapan dari penyebaran peluang. Berdasarkanhasil penelitian dapat diindikasikan bahwa bagi pencari risiko, portofolio paling efisienterdapat pada proporsi saham PT Lika 25%, PT Suma 50% dan PT Cide 25%.Portofolio tersebut menghasilkan penerimaan yang bisa diharapkan terbesar, yaitu2,19% dan tingkat risiko 15,88%. Sebaliknya bagi penghindar risiko, portofolio palingefisien adalah proporsi saham PT Lika 30%, PT Suma 20% dan PT Cide 50%.Portofolio tersebut mempunyai pengembalian yang bisa diharapkan sebesar 0.0210870dan tingkat risiko terkecil 11,24%.
Determinan Minat Beli Smartphone Iphone: Perspektif Kualitas Produk, Gaya Hidup, Citra Merek, Word of Mouth, Desain Produk dan Persepsi Harga Ade Sutrisna; Komsi Koranti; Aji Sukarno; Haryono; Budi Santoso
ARBITRASE: Journal of Economics and Accounting Vol. 5 No. 2 (2024): November 2024
Publisher : Forum Kerjasama Pendidikan Tinggi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/arbitrase.v5i2.2250

Abstract

A smartphone is a mobile phone equipped with advanced features and high capabilities similar to a computer. The iPhone is a product of Apple that can function as one of the flagship smartphones. The purpose of this study is to examine and analyze the influence of product quality, lifestyle, brand image, word of mouth, product design, and price perception on the purchase intention of the iPhone smartphone. This research uses primary data with testing stages that include validity test, reliability test, normality test, heteroscedasticity test, multicollinearity test, multiple linear regression, F test, t test, and coefficient of determination. Data collection was carried out using a questionnaire, with 152 respondents. The sampling method used in this study is non-probability sampling with purposive sampling technique, assisted by IBM SPSS Statistics 25 software. The results of the t-test show that the t-value is smaller than the t-table value for the following variables: Product Quality (0.318 < 1.658), Lifestyle (-0.790 < 1.658), Brand Image (0.389 < 1.658), Word of Mouth (0.988 < 1.658), and Product Design (0.808 < 1.658). These variables do not have a partial effect on the purchase intention of the iPhone smartphone in the Greater Jakarta area (Jabodetabek). However, Price Perception has a t-value greater than the t-table value (5.726 > 1.658), indicating that Price Perception has a partial effect on the purchase intention of the iPhone smartphone in the Greater Jakarta area. The results of the F test show that Product Quality, Lifestyle, Brand Image, Word of Mouth, Product Design, and Price Perception all have a simultaneous effect on the purchase intention of the iPhone smartphone in the Greater Jakarta area.
Determinan Keputusan Pembelian Pengguna E-Commerce Tiktok Shop: Digital Marketing, Fitur Live Streaming, Online Customer Review, Content Marketing Komsi Koranti; Syntha Noviyana; Sriyanto; Nila Anjar Ramadhona
Journal of Trends Economics and Accounting Research Vol 5 No 2 (2024): December 2024
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/jtear.v5i2.1487

Abstract

Current technological developments are in line with the increasing number of internet users. Internet users make it easier for people to meet their needs, such as online shopping. The purpose of this study was to analyze the influence of digital marketing, live streaming features, online customer reviews, content marketing on purchasing decisions and to determine the independent variables that have the most dominant influence on purchasing decisions on the Tik Tok Shop e-commerce application. This research method uses primary data with the test stages carried out, namely validity, reliability, normality, heteroscedasticity, multicollinearity, multiple linear regression, F test, t test and coefficient of determination. Data collection was carried out using a questionnaire instrument with data collected from 100 respondents. The sampling method in this study is non-probability sampling with a purposive sampling technique. The testing tool used is SPSS. The results of the study showed that purchasing decisions were simultaneously influenced by digital marketing variables, live streaming features, online customer reviews, content marketing. Purchasing decisions were partially influenced by live streaming features, online customer reviews, and content marketing. digital marketing did not have a significant influence on purchasing decisions. Content marketing is the variable that has the strongest influence on purchasing decisions.
Kontribusi Green Accounting dalam Mendukung Pencapaian Sustainable Development Goals (SDGs) pada Perusahaan Sektor Energi Syntha Noviyana; Komsi Koranti; Sriyanto; Rengganis Dwianti Putri
ARBITRASE: Journal of Economics and Accounting Vol. 6 No. 1 (2025): July 2025
Publisher : Forum Kerjasama Pendidikan Tinggi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/arbitrase.v6i1.2507

Abstract

This study aims to determine the effect of Green Accounting on Sustainable Development Goals (Sdgs) in Energy Sector Companies Listed on Bei for the 2018- 2023 Period.The sample used in this study were energy sector companies that were included in the main board on the Indonesia Stock Exchange, registered as PROPER participants and who had complete data for research. The sampling technique used is purposive sampling, namely by selecting samples based on criteria determined by the author, obtained as many as 8 companies during the 2018-2023 period. The analysis methods used in this study are Descriptive Statistical Test, Assessing the Overall Model, Coefficient of Determination, Testing the Feasibility of the Logistic Regression Model, Classification Mean, Wald Test and Omnibus Test of Model Coefficients.The results of this study indicate that Green Accounting variables which are proxied by Environmental Costs, Environmental Performance and Environmental Activities have a significant influence on Sustainable Development Goals (SDGs). Meanwhile, the Environmentally Friendly Product variable does not have a significant influence on Sustainable Development Goals (SDGs).
Co-Authors Ade Sutrisna Aji Sukarno Budi Santoso HARYONO Nila Anjar Ramadhona Rengganis Dwianti Putri Sriyanto Syntha Noviyana