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Pembentukan Portofolio Optimal Saham IDX 80 Menggunakan Single Index Model Yang Terdaftar di Bursa Efek Indonesia (BEI) Dewi, Demara Nathalia; Hendri, Edduar; Salmah, Ninin Non Ayu
Jurnal Ilmiah Wahana Pendidikan Vol 9 No 24 (2023): Jurnal Ilmiah Wahana Pendidikan
Publisher : Peneliti.net

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.5281/zenodo.10429083

Abstract

Dalam berinvestasi, tidak terlepas dari adanya fluktuasi harga saham yang mempengaruhi besarnya return dan besarnya risiko. Tujuan penelitian ini adalah untuk menentukan saham-saham yang membentuk portofolio optimal dari saham-saham perusahaan yang tergabung dalam IDX 80 di BEI periode Februari 2019-Januari 2023. Penelitian ini menggunakan Single Index Model, populasi yang digunakan dalam penelitian ini adalah seluruh saham yang termasuk ke dalam IDX 80 selama periode Februari 2019-Januari 2023, sedangkan sampel penelitian adalah saham yang memiliki nilai kapitalisasi pasar yang tertinggi pada masing-masing sektor. Data yang digunakan adalah harga saham penutupan, IHSG dan BI Rate selama periode Februari 2019-Januari 2023. Hasil penelitian ini menunjukkan terdapat 4 perusahaan yang termasuk kedalam portofolio optimal, yaitu saham ACES sebesar 0,115862 atau 11,59% , saham CPIN sebesar 0,119642 atau 11,96% , Saham KLBF sebesar 0,140043 atau 14,00%, dan Saham UNVR sebesar 0,624452 atau 62,45% dengan return portofolio sebesar sebesar 0,012921 atau 1,29% dan risiko portofolio sebesar 0,003610 atau 0,36%.
Enhancing Students’ Life Skills through Cross-Cultural Education and Collaboration between Indonesia and Thailand Rohana, Rohana; Indrawati, Sri Wahyu; Yusanti, Indah Anggraini; Salmah, Ninin Non Ayu; Rachmawati, Diana Widhi; Pratiwi, Etty; Riyanto, Riyanto; Padilah, Padilah
Jurnal Abdimas Cendekiawan Indonesia Vol. 2 No. 3 (2025): September
Publisher : Yayasan Cendekiawan Digital Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.56134/jaci.v2i3.144

Abstract

The Sharing non-governmental organization actively facilitates collaboration among Indonesian academics through International Community Service (PKM) initiatives as a realization of the Tridharma Perguruan Tinggi. This program, which has been implemented four times, recently engaged hundreds of participants from various Indonesian universities in partnership with the Embassy of the Republic of Indonesia in Kuala Lumpur, PPI UPSI Malaysia, and higher education institutions in Indonesia and Malaysia. Guided by national education regulations, including Law No. 20 of 2003 on the National Education System and Law No. 12 of 2012 on Higher Education, this PKM program aims to apply academic knowledge, foster entrepreneurship, and address social challenges, particularly in empowering Indonesian Migrant Workers (PMI). The activities employed hybrid approaches combining online and offline workshops, training, and interactive discussions focused on improving participants’ life skills in health, entrepreneurship, financial management, foreign language proficiency, and cross-cultural understanding. The program was held at Lukmanulhakeem School in Yala, Thailand, involving lecturers and students from Universitas PGRI Palembang and partner universities. The results revealed multidimensional benefits: (1) developing leadership and collaboration skills among students and lecturers; (2) strengthening institutional networks and accreditation for universities; and (3) providing tangible contributions to society and government through the empowerment of migrant workers. Moving forward, this initiative is expected to continue each semester in various countries with enhanced content, strategic partnerships, and innovative methods to broaden its social and educational impact.