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PEMODELAN RETURN PORTOFOLIO SAHAM MENGGUNAKAN METODE GARCH ASIMETRIS Muhammad Arifin; Tarno Tarno; Budi Warsito
Jurnal Gaussian Vol 6, No 1 (2017): Jurnal Gaussian
Publisher : Department of Statistics, Faculty of Science and Mathematics, Universitas Diponegoro

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (669.39 KB) | DOI: 10.14710/j.gauss.v6i1.14766

Abstract

Investment in stocks is an alternative for investors and companies to obtain external funding sources. In the investment world there is a strong relationship between risk and return (profit), if the risk is high then return will also be high. Risks can be minimized by performing stock portfolio. Stock is the time series data in the financial sector, which usually has a tendency to fluctuate rapidly from time to time so that variance of error is not constant. Time series model in accordance with these condition is Generalized Autoregressive Conditional Heteroscedasticity (GARCH). This research will apply asymmetric GARCH covering Exponential GARCH (EGARCH), Threshold GARCH (TGARCH), and Autoregressive Power ARCH (APARCH) in stock data Indocement Tunggal Tbk (INTP), Astra International Tbk (ASII), and Adaro Energy Tbk (ADRO) commencing from the date of March 1, 2013 until February 29, 2016 during an active day (Monday to Friday). The purpose of this research is to predict the value of the volatility of a portfolio of three assets stocks. The best models used for forecasting volatility in asset stocks which have asymmetric effect is ARIMA ([13],0,[2,3]) EGARCH (1,1) on a single asset data INTP, ARIMA ([2],0,[2,3]) EGARCH (1,1) on the 2 asset portfolio data ASII INTP, and ARIMA ([3],0,[2]) EGARCH (1,1) on the 3 asset portfolio data INTP-ASII-ADRO.Keywords: Stocks, Portfolio, Return, Volatility, Asymmetric GARCH.
PENGARUH KOMPENSASI DAN KEPUASAN KERJA TERHADAP KINERJA (Studi terhadap Fakultas Keguruan dan Ilmu Pendidikan Universitas Muhammadiyah Sumatera Utara) Muhammad Arifin
EDUTECH Vol 3, No 2 (2017): EduTech: Jurnal Ilmu Pendidikan dan Ilmu Sosial
Publisher : EduTech: Jurnal Ilmu Pendidikan dan Ilmu Sosial

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (366.408 KB) | DOI: 10.30596/edutech.v3i2.1255

Abstract

Keberhasilan pembangunan sangat ditentukan oleh faktor manusia yang kemampuan membangun. Kemampuan ini hanya dapa dibina melalui pendidikan. Untuk sumber daya manusia yang berkaulitas, pemerintah berusaha menyelenggarakan pendidikan salah satunya UMSU melalui Fakultas Keguruan dan Ilmu Pendidikan. Penelitian bertujuan untuk membuktikan secara empiris, mengenai besarnya pengaruh kompensasi terhadap kinerja dosen FKIP UMSU. Mengidentifikasi dan menganalisis besarnya pengaruh kepuasan kerja terhadap kinerja dosen FKIP UMSU. Mengindentifikasi dan menganalisis mengenai besarnya pengaruh secara simultan kompensasi dan kepuasan kerja terhadap kinerja dosen FKIP UMSU. Penelitian dilaksanakan di FKIP UMSU dengan menggunakan  metode bersifat kuantitif. Objek penelitian yang diteliti yakni, kompensasi, kepuasan kerja dan kinerja dosen. Populasi berjumlah 197 dosen tetap dan tidak tetap FKIP UMSU sedangkan menggunakan Slovin yaitu sampel 65 orang responden. Teknis analisis data regresi linier berganda dengan hasil persamaan Y= 106.423+0.140+0,381+e. Hasil penelitian ini membuktikan bahwa secara parsial Kompensasi terhadap Kinerja Dosen tidak memiliki pengaruh, Kepuasan Kerja memiliki pengaruh yang signifikan terhadap  Kinerja Dosen. Kompensasi dan Kepuasan Kerja, secara simultan tidak memiliki pengaruh terhadap kinerja dosen.Keyword: Kompensasi, Kepuasan kerja dan kinerja dosen
The Skype Application for Lecture Solutions Reading for Professional Context During Pandemic Ambar Wulan Sari; Muhammad Arifin; Nadra Amalia
Budapest International Research and Critics Institute (BIRCI-Journal): Humanities and Social Sciences Vol 4, No 4 (2021): Budapest International Research and Critics Institute November
Publisher : Budapest International Research and Critics University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33258/birci.v4i4.2681

Abstract

Online learning method based on distance education through the Skype application in the Reading for Professional Context course. where the state of research during a pandemic is very important to find easy and appropriate ways and achieve learning objectives. Researchers are interested in further researching online learning methods based on distance education through the Skype application in the Reading for Professional Context course in the English Education Study Program so that the competency standards of the courses can be implemented and run in an orderly, innovative and active manner, especially can be practiced online even though without studying in class students remain enthusiastic about attending lectures. Research planning, to be able to find out the results of the application of distance education-based online learning methods through the Skype application in the Reading for Professional Context course is to analyze student behavior and test this learning online.
Struktur Ukuran Ikan Tongkol Lisong (Auxis rochei Risso,1810) di Perairan Majene Sulawesi Barat Muhammad Arifin; Budiman Yunus; Moh Tauhid Umar; Muhammad Nur; Ady Jufri
SIGANUS: Journal of Fisheries and Marine Science Vol 1 No 1 (2019): SIGANUS: Journal of Fisheries and Marine Science
Publisher : Universitas Sulawesi Barat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31605/siganus.v1i1.488

Abstract

Penelitian ini bertujuan menganalisis struktur ukuran ikan tongkol yang tertangkap di perairan Majene, Provinsi Sulawesi Barat. Pengambilan sampel dilaksanakan selama enam bulan sejak Mei hingga Oktober 2018. Penangkapan ikan menggunakan alat tangkap jaring lingkar dan pancing. Ikan diukur panjang, ditimbang beratnya, dibedah, diidentifikasi jenis kelamin dan tingkat kematangannya gonadnya. Analisis Indeks Kematangan Gonad (IKG) dilakukan. Berdasarkan hasil penelitian jumlah ikan tongkol diperoleh selama penelitian sebanyak 372 ekor ikan (216 jantan dan 156 betina). Kisaran panjang total ikan tongkol lisong (A. rochei) yang tertangkap di Perairan Majene berkisar 16,20 – 29,80 cm. Sebaran frekuensi panjang ikan tongkol lisong (A. rochei) yang tertangkap di Perairan Majene didominasi oleh dua kelas interval yakni pada kelas interval 18 – 20 cm dan kelas interval 26-28 cm. Nilai IKG pada ikan tongkol lisong yaitu berkisar 1.5641-5.6401 (betina) dan 1.3846-7.0727 (jantan). Nilai IKG ikan tongkol lisong (A. rochei) tertinggi diperoleh di bulan Agustus yang diduga merupakan puncak pemijahan bagi ikan tongkol.
STRATEGI MANAJEMEN PERUBAHAN DALAM MENINGKATKAN DISIPLIN DI PERGURUAN TINGGI Muhammad Arifin
EDUTECH Vol 3, No 1 (2017): EduTech: Jurnal Ilmu Pendidikan dan Ilmu Sosial
Publisher : EduTech: Jurnal Ilmu Pendidikan dan Ilmu Sosial

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (327.078 KB) | DOI: 10.30596/edutech.v3i1.990

Abstract

Manajemen perubahan sangat tepat dilakukan dalam meningkatkan disiplin utamanya pada perguruan tinggi. Sebab akibat-akibat yang ditimbulkan oleh perubahan dalam organisasi selalu berakibat dua hal yaitu perubahan menuju kebaikan dan perubahan menuju kehancuran. Kedua hal itu dapat terjadi karena beberapa sebab yang berasal dari dalam maupun dari luar lembaga yang bersangkutan. Sebab, manajemen perubahan itu sendiri adalah merupakan proses, alat, dan teknik untuk mengelola orang-orang melalui proses perubahan untuk meningkatkan disiplin, sehingga tujiuan lembaga dapat tercapai.Kata Kunci: Strategi, Manajemen Perubahan, Disiplin
PEMIKIRAN PENDIDIKAN AS SA’DI (W 1956 M) TENTANG KEIKHLASAN PENDIDIK Muhammad Arifin
Faktor Jurnal Ilmiah Kependidikan Vol 7, No 2 (2020): Faktor : Jurnal Ilmiah Kependidikan
Publisher : Universitas Indraprasta PGRI, Jakarta, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30998/fjik.v7i2.6508

Abstract

Abstrak : Latar belakang tulisan ini ingin membangun ulang kerangka berpikir tentang makna ikhlas. Tulisan ini dibangun atas dasar kajian kualitatif yang bersifat perpustakaan dengan titik focus pada konten analisis. Perpustakaan yang dijadikan rujukan primer adalah buku tafsir Sa’di yang berjudul Taysir al-Karim ar-Rahman fi Tafsir Kalam al-Mannan dan dikhususkan dalam membahas satu surat al-Ikhlash dan satu ayat dari surat Yasin ayat 21. Kesimpulan, bahwa keikhlasan pendidik menurut Sa’di memiliki 4 pilar pembangunan: (1) dari “untuk Allah,” (2) diisi dengan pemahaman Islam dan (3) ikut Nabi, (4) tujuannya “rida Allah”. Prinsip ikhlas yang dia bangun dan amalkan adalah (1) hanya mukmin yang ikhlas karena mereka beriman kepada Allah yang maha ikhlas, seperti yang tertuang di dalam surat al-Ikhlas, dan (2) dunia dan harta bukan tujuan, tapi sarana. Temuan dari tulisan ini bahwa term ikhlas bagi Sa’di itu hanya berlaku bagi muslim, bukan yang lain. Kata kunci : ikhlas, pemikiran, pendidikan, Sa’di 
Keran Air Plug-in Otomatis Muhammad Rizki Romadhan; Adlian Jefiza; Muhammad Arifin; Ika Karlina Laila Nur Suciningtyas
Journal of Applied Electrical Engineering Vol 4 No 2 (2020): JAEE, December 2020
Publisher : Politeknik Negeri Batam

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30871/jaee.v4i2.2700

Abstract

alah satu upaya dalam penghematan air adalah dengan menggunakan air sehemat mungkin. Upaya tersebut dapat di lakukan dengan memanfaatkan sistem keran air otomatis. Keran akan menutup secara otomatis saat tidak diperlukan. Tujuan penelitian ini adalah membuat keran dengan sistem otomatis yang dapat menyala/mati sesuai dengan ada/tidaknya objek. Keran otomatis ini dibuat dengan menggunakan modul sensor infared (IR) untuk mendeteksi objek berupa tangan manusia. Pemrosesan data dilakukan menggunakan mikrokontroler Atmega328P. Motor servo MG996R digunakan untuk memutar katup pada ball valve yang terdapat di dalam pipa Polyvinyl Chloride (PVC) berdiameter ½ inci sehingga aliran air dapat dibuat on/off. Hasil percobaan menunjukkan bahwa keran otomatis ini dapat bekerja dengan baik dengan rentang penginderaan sensor 0 cm s.d 10 cm. Daya yang digunakan adalah 0.73072 W (pada saat stand-by) dan 0.712776 W (pada saat keran berputar). Tekanan minimum yang dibutuhkan adalah 0 Pa (Air tetap dapat mengalir walaupun tanpa adanya tekanan).
Legal Protection of Children Born From Contract Marriage Eliya Nova Lubis; Muhammad Arifin; T. Erwinsyahbana
Budapest International Research and Critics Institute (BIRCI-Journal): Humanities and Social Sciences Vol 4, No 4 (2021): Budapest International Research and Critics Institute November
Publisher : Budapest International Research and Critics University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33258/birci.v4i4.3400

Abstract

Contract marriage is a marriage that is not religiously valid and not recognized under the laws of the State. The phenomenon of contract marriage still often occurs in some areas in Indonesia. Although in contract marriage is not desirable for children, but often occurs children born from the marriage of the contract. Contracted marriage children are not recognized for the validity of their legal status both in the perspective of Islamic jurispruding and in the Marriage Law and also the Compilation of Islamic Law. This research is descriptive of analysis and uses legal research, with a research approach to legal principles. The source of this research data is in the form of secondary data. The procedure of retrieving and collecting data is carried out by means of library research. Data analysis in this study is done through qualitative data analysis. The result of the study is that the legal status of contract marriage in the perspective of Islamic fiqh is invalid, as it has been prohibited by the provisions of the syara'. Contract marital status under Law No. 1 of 1974 is not recognized because it is not in accordance with the principles of marriage law, e.g. marriage in contract marriage is only intended for a while, and contract marriage is not recorded in the state institution authorized for it. That the position of a child born from a contract marriage in the perspective of Islamic fiqh includes a child of adultery, since contract marriage which in the classical fiqh perspective is known as mut'ah marriage has been abolished by the syara's provisions. $According to $Law $No. 1 of $1974, the position of children born from contract marriage is an illegitimate child, because it was born as a result of an unauthorized marriage.
CRIMINAL ELECTIONS AS AN EFFORTS TO EMBRACE PANCASILA DEMOCRACY TOWARDS CONSUMER ELECTIONS IN 2024 Adi Mansar; Muhammad Arifin
Indonesian Journal of Education, Social Sciences and Research (IJESSR) Vol 2, No 3 (2021)
Publisher : Indonesian Journal of Education, Social Sciences and Research (IJESSR)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30596/ijessr.v2i3.8629

Abstract

The election principle of LUBER, JURDIL as mandated by the 1945 Constitution and TSM as the principle of Pilkada is the foundation of democracy that is free from fraudulent practices and justifies all means for each participant (contestant) and all winning teams registered with the KPU and volunteers. The political contestation of the Regional Head Election by winning one party by cheating by a special election supervisory body (Election Supervisory Body) is an event that is detrimental to democracy, both administrative violations and election crimes. Violations that have occurred since before entering the Pilkada stage until the determination of the winner after the calculation of the results of the vote are actions that must be avoided to maintain and maintain peace, unity. Simultaneous Pilkada Year 2024 held on Wednesday, November 27, 2024 was an agreement between the DPR, KPU, BAWASLU and DKPP which had previously been regulated in Law no. 10 of 2016 concerning Pilkada that there will be simultaneous regional elections in 2024. Problems that arise Can Election Crimes Make the 2024 Elections More Integrity? How can Pancasila Democracy realize the 2024 Pilkada simultaneously as a LUBER ELECTION? In order to realize a clean and authoritative government, it must start from elections with integrity and elections with integrity can be realized, one of which is the strict and fair enforcement of criminal law. Through direct elections, Pancasila democracy can be realized.
Study of Legal Assurance of Transfer of Shares in a Public Company that is a Joint Property without the Approval of the Partner Suheri Mira Atmaja; Muhammad Arifin; T. Erwinsyahbana
Budapest International Research and Critics Institute (BIRCI-Journal): Humanities and Social Sciences Vol 4, No 4 (2021): Budapest International Research and Critics Institute November
Publisher : Budapest International Research and Critics University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33258/birci.v4i4.3399

Abstract

Shared property in marriage, is a concept derived from customary law in Indonesia. In addition, this is stated in Law No. 1 of 1974 on Marriage. Not only that, Islamic law also regulates the common property in marriage. However, the joint assets included in the limited liability company's shares, are still a matter of debate. Based on Law No. 40 of 2007 concerning Limited Liability Companies, it is known that shares cannot be transferred to other parties, which means, shares are not included in the joint property. This research, therefore, wants to analyze the juridical status of shares as a common property in a marriage. Research is done with descriptive analysis. The results of the study found that the juridical status of shares as a common property in a marriage is expressly not contained in existing laws and regulations, but if viewed in Article 60 paragraph (1) of the UUPT which stipules that shares are moving objects and give rights to their owners, then if the shares are acquired during the marriage period, Research is done with descriptive analysis. The results of the study found that the juridical status of shares as a common property in a marriage is expressly not contained in existing laws and regulations, but if viewed in Article 60 paragraph (1) of the UUPT which stipulates that shares are moving objects and give rights to their owners, then if the shares are acquired during the marriage period.