Article Per Year (5 Year)
p-Index From 2020 - 2025
0.23
P-Index
This Author published in this journals
All Journal Akrab Juara : Jurnal Ilmu-ilmu Sosial Jurnal Cakrawala Pendidikan dan Biologi (jucapenbi)
Marvina Marvina
Unknown Affiliation
Biochemistry, Genetics & Molecular Biology Chemistry Education Medicine & Pharmacology Other

Published : 2 Documents Claim Missing Document
Claim Missing Document
Check
Articles

Found 2 Documents
Search

 1 
PENGARUH DEBT TO EQUITY RATIO, RETURN ON EQUITY DAN KEPUTUSAN INVESTASI TERHADAP NILAI PERUSAHAAN PADA PERUSAHAAN SUBSEKTOR MAKANAN DAN MINUMAN DAN SUBSEKTOR FARMASI DI BURSA EFEK INDONESIA TAHUN 2013-2017 Ronald Hasudungan Rajagukguk; Mas Intan Purba; Marvina Marvina; Jenny Yanto; Stephanie Stephanie
Jurnal Akrab Juara Vol 4 No 2 (2019)
Publisher : Yayasan Akrab Pekanbaru

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

Abstract

The cause of business competition is tight, because there are many competing companies that have good competitive quality. One of them is the food and beverage subsector and the pharmaceutical subsector. The phenomenon that occurs in the company is an increase in the debt to equity ratio, return on equity and investment decisions. The problems of the research are formulated as follows: whether there is an influence of the debt to equity ratio, return on equity and investment decisions on the value of the company in the food and beverage subsector and the pharmaceutical subsector which is listed on the Indonesia Stock Exchange in the period 2013-2017. The research method used is a quantitative research method with a type of descriptive research and the nature of research is casual research. Documentation is used to collect data. Multiple linear regression analysis is a method of data analysis, coefficient of determination, F test and T test. Purposive sampling technique is a sampling technique with certain criteria there are 17 companies as research samples. Based on the results of this study indicate that the debt to equity ratio, return on equity and investment decisions simultaneously have a significant effect on firm value with a Sig = 0,000. Partially, debt to equity ratio, return on equity and investment decisions have a significant effect on firm value with a Sig = 0,000 value
Potensi Farmakologi dari Ekstrak Tumbuhan Berkhasiat sebagai Suplemen Antidiabetes, Antioksidan, dan Antimalaria Marvina Marvina; Ardi Mustakim
Jurnal Cakrawala Pendidikan dan Biologi Vol. 1 No. 4 (2024): Desember: Jurnal Cakrawala Pendidikan dan Biologi
Publisher : Asosiasi Riset Ilmu Pendidikan Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61132/jucapenbi.v1i4.71

Abstract

Health is a condition where the body system and organs in the body can carry out their respective functions. However, in some cases that occur in Indonesian society, health problems have begun to appear, such as diabetes, malaria, and so on. According to the analysis, the incidence of diabetes continues to increase every year. Furthermore, the plant extract that is used as a source of antioxidants is bamboo shoots. The incidence of malaria resistance has reached >25% so that several drugs such as chloroquine are no longer used as the main drug in cases of malaria. The purpose of writing is to analyze the results of a review of the pharmacological potential of plant extracts that are effective as antidiabetic, antioxidant, and antimalarial supplements. The writing method used in writing this journal is to use a qualitative type. The results of the study are that bamboo leaf extract provides effectiveness as an antioxidant. Furthermore, antidiabetic can be found in the extract of the butterfly pea flower. Then the extract of the moon flower leaf has effectiveness as an antimalarial. The conclusion drawn is that the use of natural plant extracts can be used as antidiabetic, antioxidant, and antimalariall.
Co-Authors Ardi Mustakim Jenny Yanto Purba, Mas Intan Ronald Hasudungan Rajagukguk stephanie stephanie