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PERDAGANGAN INTERNASIONAL DAN LINGKUNGAN HIDUP: KASUS NEGARA SEDANG BERKEMBANG Siwi Nugraheni
Bina Ekonomi Vol. 1 No. 2 (1997)
Publisher : Center for Economic Studies Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (705.261 KB) | DOI: 10.26593/be.v1i2.490.%p

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SUKU BUNGA, INFLASI DAN 'HIGH COST ECONOMY' Siwi Nugraheni
Bina Ekonomi Vol. 1 No. 2 (1997)
Publisher : Center for Economic Studies Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (449.28 KB) | DOI: 10.26593/be.v1i2.495.%p

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CULTURAL FACTOR IN THE ENVIRONMENTAL IMPACT ASSESSMENT PROCESS Siwi Nugraheni
Bina Ekonomi Vol. 4 No. 1 (2000)
Publisher : Center for Economic Studies Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (642.499 KB) | DOI: 10.26593/be.v4i1.567.%p

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Analisis mengenai Dampak Lingkungan (AMDAL) atau Environmental impact Assessment (EIA) merupakan salah satu cara menganalisis proyek pembangunan sebelum dilaksanakan, untuk mengetahui apakah proyek tersebut berpotensi merusak lingkungan. Dalam pelaksanannya, studi AMDAL sering tereduksi artinya menjadi analisis dan sisi lingkungan secara fisik, sementara itu factor social dan budaya masyarakat di lokasi proyek acapkali terabaikan. Makalah ini akan menyoroti tentang perlunya studi AMDAL memasukkan unsur budaya setempat sering disebut sebagai analisis dampak social atau Socail Impact Assessment (SIA) untuk mengurangi dan bahkan menghilangkan dampak yang mungkin timbul dari pembangunan suatu proyek, yang pada gilirannya dapat menghindari kerugian finansial yang mungkin timbul. Beberapa kasus akan dibahas sebagai contoh.
FAKTOR-FAKTOR YANG MEMPENGARUHI PERMINTAAN BENSIN SUPER tt: STUDI KASUS DI DKI JAKARTA (PERIODE APRIL 1997 - DESEMBER 1999) Vigi Anggaputri; SIwi Nugraheni
Bina Ekonomi Vol. 4 No. 1 (2000)
Publisher : Center for Economic Studies Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (783.267 KB) | DOI: 10.26593/be.v4i1.569.%p

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The main source of air pollution in DKI Jakarta came from gas emission of vehicles. One of the pollutants which came from exhaust motorized vehicle is lead (Pb) which contributes to the biggest lead pollution in the air. Lead (Pb) is known as a harmful pollutant this paper will focus on the factors influence unleaded gasoline sales, well known as the "Super TT" in Jakarta between April 1997 and December 1999. The result shows that the demand of Super TT is significantly influenced by the price of Premium gasoline and Premix gasoline, meanwhile the impact of Super TT price to the volume of Super TT sale is not significant, although the demand of Super TT is elastic. In addition, Super TT and Premium would be considered as a substitution good, meanwhile Super TT and Premix is categorized as a complementary good.
Is there any relationship between economic growth and inequality in the income distribution?: case studies from Taiwan and Brazil Siwi Nugraheni
Bina Ekonomi Vol. 7 No. 1 (2003)
Publisher : Center for Economic Studies Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (660.909 KB) | DOI: 10.26593/be.v7i1.602.%p

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PROBLEMS AND PROSPECTS OF ORGANIC FARMING IN INDONESIA:LESSON FROM FIVE DISTRICTS IN WEST JAVA PROVINCE Siwi Nugraheni; Agustinus Febi Dwi Purnama
Bina Ekonomi Vol. 17 No. 1 (2013)
Publisher : Center for Economic Studies Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (76.799 KB) | DOI: 10.26593/be.v17i1.810.%p

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Program Revolusi Hijau telah mendorong Indonesia mencapai swasembada beras pada tahun 1984. Akan tetapi, sistem ini berdampak negatif terhadap aspek sosial-ekonomi, kesehatan dan bagi lingkungan, seperti: penurunan kualitas tanah, polusi air dan masalah kesehatan yang disebabkan oleh sisa-sisa bahan kimia. Seiring dengan semakin meningkatnya kesadaran produsen dan konsumen tentang dampak negatif tersebut, berkembanglah sistem pertanian organik. Sistem pertanian tersebut dianggap lebih berkelanjutan dibandingkan dengan cara konvensional (Revolusi Hijau). Sementara itu pemerintah Indonesia merespon dengan memperkenalkan program “Go Organic 2010” pada tahun 2001. Penelitian ini bertujuan untuk menganalisis program pertanian organik kelompok tani di Provinsi Jawa Barat, Indonesia, hubungannya dengan hambatan, masalah dan potensi sistem petanian organik.Kata kunci: Pertanian organik, Revolusi hijau, Sistem pertanian berkelanjutan
Faktor-faktor yang Mempengaruhi Minat Berinvestasi Saham Syariah Ratmojoyo, Yusuf Satrio; Supriyanto, Trisiladi; Nugraheni, Siwi
Etihad: Journal of Islamic Banking and Finance Vol. 1 No. 2 (2021)
Publisher : Institut Agama Islam Negeri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21154/etihad.v1i2.3236

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The purpose of this research to analyze the effect of financial literacy, risk, investment psychology, and social media on the investment interest of the people of Jakarta in Islamic stocks. The sample used in this study uses one hundred people who will represent the entire population. Data collection in this study was carried out using a questionnaire distributed by the purposive sampling technique. The statistical methods used are descriptive statistical analysis, classical assumptions, multiple linear regression, validity and reliability, and hypotheses using SPSS Statistics 23 application as a data processor. The results of this study are the influence of the independent variables simultaneously on the interest in investing in Islamic stocks. However, in a partial test, only financial literacy, risk, and investment psychology factors have a significant influence on interest in investing in Islamic stocks, while social media factors do not have a significant influence on interest in investing in Islamic stocks.Tujuan penelitian ini untuk menganalisis pengaruh literasi keuangan, risiko, psikologi investasi, dan media sosial terhadap minat berinvestasi masyarakat Jakarta pada saham syariah. Sampel yang digunakan berjumlah seratus orang yang mewakili seluruh populasi. Pengumpulan data penelitian dilakukan dengan menggunakan kuesioner yang disebar dengan teknik purposive sampling. Metode statistik yang digunakan adalah analisis statistik deskriptif, asumsi klasik, regresi linier berganda, validitas dan reliabilitas, serta hipotesis dengan menggunakan alat bantu berupa aplikasi SPSS Statistics 23 sebagai pengolah data. Hasil penelitian menunjukkan adanya pengaruh variabel bebas secara bersamaan terhadap minat berinvestasi saham syariah. Akan tetapi pada pengujian secara parsial, hanya faktor literasi keuangan, risiko, dan psikologi investasi yang memiliki pengaruh signifikan terhadap minat berinvestasi saham syariah, sedangkan faktor media sosial tidak memiliki pengaruh yang signifikan terhadap minat berinvestasi saham syariah.
Implementasi Restrukturisasi Murabahah di Masa Pandemi Covid-19 pada Bank BJB Syariah KCP Bogor Baity, Riesha Mawarni; Supriyanto, Trisiladi; Nugraheni, Siwi
Etihad: Journal of Islamic Banking and Finance Vol. 1 No. 2 (2021)
Publisher : Institut Agama Islam Negeri Ponorogo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21154/etihad.v1i2.3246

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The purpose of this study was to determine the implementation of murabaha financing restructuring at Bank BJB Syariah Bogor Branch and the implementation of financing restructuring based on POJK Number 48/POJK.03/2020 and DSN MUI Fatwa Number 47,47,49/DSN -MUI/II/2005 at Bank BJB Syariah Bogor Branch. This study uses qualitative research with a case study approach using data collection techniques through observation, interviews with three informants, and documentation of related parties from the Bank BJB Syariah Bogor branch. The results showed that the practice of restructuring murabaha financing at Bank BJB Syariah KCP Bogor was carried out as an effort to save non-performing financing. The implementation of restructuring when viewed from POJK, especially POJK 48 shows several important points that must be considered by banks. Bank BJB Syariah KCP Bogor, has guidelines for determining debtors affected by COVID-19. In addition, the implementation of the restructuring takes into account the DSN MUI Fatwa No. 47,48,49, regarding the settlement of problematic murabaha financing, the absence of additional costs, and the conversion of the contract.Tujuan penelitian ini adalah untuk mengetahui implementasi restrukturisasi pembiayaan murabahah pada Bank BJB Syariah cabang Bogor dan implementasi restrukturisasi pembiayaan berdasarkan POJK Nomor 48/POJK.03/2020 dan Fatwa DSN MUI No. 47,47,49/DSN-MUI/II/2005 di Bank BJB Syariah cabang Bogor. Penelitian ini menggunakan jenis penelitian kualitatif dengan pendekatan studi kasus menggunakan teknik pengumpulan data melalui observasi, wawancara dengan tiga informan dan dokumentasi terhadap pihak yang terkait dari Bank BJB Syariah cabang Bogor. Hasil dari penelitian menunjukkan bahwa praktek restrukturisasi pembiayaan murabahah di Bank BJB Syariah KCP Bogor dijalankan sebagai upaya penyelamatan pembiayaan yang bermasalah. Pelaksanaan restrukturisasi jika ditinjau dari POJK, khususnya POJK 48 menunjukkan beberapa poin penting yang harus diperhatikan oleh perbankan. Bank BJB Syariah KCP Bogor, memiliki pedoman untuk menetapkan debitur yang terdampak COVID-19. Selain itu pelaksanaan restrukturisasi memperhatikan Fatwa DSN MUI No 47,48,49, mengenai penyelesaian pembiayaan murabahah  bermasalah, tidak adanya tambahan biaya dan konversi akad.
PENERAPAN MODEL PEMBELAJARAN BERBASIS VIRTUAL TRADING PADA MATA KULIAH MANAJEMEN INVESTASI DAN PORTOFOLIO nugraheni, siwi; Fadilla, Ardhiani; Pangestuti, Dewi Cahyani
Jurnal Pendidikan Indonesia : Teori, Penelitian, dan Inovasi Vol 2, No 1 (2022): Jurnal pendidikan Indonesia: Teori, Penelitian, dan Inovasi
Publisher : Penerbit Widina, Widina Media Utama

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (178.829 KB) | DOI: 10.59818/jpi.v2i1.161

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The purpose of this study is to empirically test a virtual trading-based learning model. The study was designed as part of research and development for learning improvement. The independent variables in the study are perceived ease, and perceived usefulness, the dependent variable is a person's positive or negative feelings in carrying out activities (attitude toward using). Model testing was conducted in the Investment and Portfolio Management course on 173 students from the Faculty of Economics and Business UPN Veteran Jakarta and Trilogy University Jakarta, who were eligible to be respondents with the Technology Acceptance Model (TAM) approach. The results showed that more than 50% of students felt the ease and benefits of using virtual trading media so that learning became more interesting, the R square value of 0.813 showed that the perceived ease and perceived usefulness variables had an influence of 81.3% on students' positive or negative feelings in carrying out learning with virtual trading media, while the rest was influenced by other variables outside the research model.ABSTRAKTujuan dari penelitian ini adalah menguji secara empiris model pembelajaran berbasis virtual trading. Penelitian dirancang sebagai bagian dari riset dan pengembangan untuk perbaikan pembelajaran. Variabel bebas pada penelitian adalah persepsi kemudahan (perceive of ease), dan persepsi manfaat (perceive of usefulness), variable terikat penelitian adalah perasaan positif atau negatif seseorang dalam menjalankan kegiatan (attitude toward using). Pengujian model dilakukan pada mata kuliah Manajemen Investasi dan Portofolio pada 173 mahasiswa dari Fakultas Ekonomi dan Bisnis UPN Veteran Jakarta dan Universitas Trilogi Jakarta, yang layak dijadikan responden dengan pendekatan Technology Acceptance Model (TAM). Hasil penelitian menunjukkan lebih dari 50% mahasiswa merasakan kemudahan dan manfaat dalam menggunakan media virtual trading sehingga pembelajaran menjadi lebih menarik, nilai R square sebesar 0.813 menunjukkan variable persepsi kemudahan dan persepsi manfaat memberikan pengaruh sebesar 81.3% terhadap perasaan positif atau negatif mahasiswa dalam menjalankan pembelajaran dengan media virtual trading, sedangkan sisanya dipengaruhi variable lain di luar model penelitian
PEMODELAN VOLATILITAS INDEKS HARGA SAHAM DENGAN METODE GARCH DAN E- GARCH : STUDI KASUS PADA JAKARTA STOCK EXCHANGE COMPOSITE INDEX ( JCI ) DAN STRAIT TIMES INDEX (STI ) Nugraheni, Siwi; Fadilla, Ardhiani; Solihah, Dienni Ruhjatini
Ekonomi dan Bisnis Vol 9 No 2 (2022): EKONOMI DAN BISNIS
Publisher : Fakultas Ekonomi dan Bisnis, Universitas Pembangunan Nasional Veteran Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar

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Trading shares of a country has the same or different characteristics as other countries. The characteristics of the market are a reflection of the character of investors who play a role in trading on the stock exchange. Although there are differences or similarities in character on a country's stock exchange, there is something experienced by all stock exchanges in various countries, namely the movement of stock price values and volumes in stock trading dynamically known as volatility. Volatility as a risk that  an investor must face in investing requires the  ability to predict volatility so that the risk of loss borne by investors can be reduced. The volatility forecasting model with the Garch and E Garch methods is expected to be one of the investors' considerations in making rational investment decisions.