The growth of Sharia capital markets in Indonesia is encouraging, but the Sharia capital markets exposure is still minimal. The lack of public understanding of the Sharia capital markets is a doubt for investors to invest in capital markets. With the background of the problem, this study aims to investigate the level of capital market efficiency in Indonesia by discovering the influence of the …
This study aims to determine the analysis of the purchasing decision making process on the Tokopedia site in the city of Pekanbaru. The population in this study includes all consumers who make purchases in Tokopedia in Pekanbaru City whose numer is not known with certainty as many as 145 respondents. Primary data were collected with a questionnaire as an instrument to prove the results of the…
ABSTRACT This study aims to analyze the influence of Investment Opportunity on the Firm Value with dividend policy and capital structure as an intervening variable. This research uses Manufacturing companies listed in Indonesia stock exchange in the period from 2013-2017.The sampling method used was purposive sampling method and the amount of sample was 50 firms. Type of data used are second…
Bukit Batabuh Reserved Forest (BBRF) is a wildlife corridor, especially for Sumatran tiger. As a represent of an important corridor area, baseline study about Sumatran tiger and prey (Artiodactyla) were needed. The aim of this study is to determine the abudance and also spatial and temporal distribution of Artiodactyla based on camera traps data in 11 January – 25 April 2013 from WWF Sumatra …
Longhorn beetles are the most easiest to identify because they have very long antennas. Forest conversion and deforestation affects the diversity of longhorn beetle and Siabu Village is one of the forest area in Riau Province that have been changed into land use areas due to human activities. The aimed of this study was to determine the composition and diversity of longhorn beetles in Siabu V…
ABSTRACT This study seeks to investigate the effect of merger and acquisition, good corporate governance (GCG) and debt on company's financial performance. The population in this study was all 629 public companies listed on the Indonesia Stock Exchange during the period of 2013-2017. Purposive sampling method was employed to collect 55 merging and acquiring companies. Multiple linear regressio…
ABSTRACT This study aims to investigate the effect of gross domestic products, interest rate, sustainability reports, and profitability on stock returns. The population in this study were 49 mining companies officially listed in the Indonesia Stock Exchange during 2013-2017 period. The purposive sampling method was used in this study to select samples of 28 companies. In analyzing the data, a …
This study aims to determine the effects of leadership on employee engagement and turnover intention at Palm Oil Factory PT. Kebun Pantai Raja Tanjung Pauh. The population of study was 137 people and the samples were 103 people, it’s based on Slovin formula. The sampling technique used was proportionate stratified random sampling. Instrument used in this study refers to the 5-point Likert sc…
This study aims to determine the composition and diversity of soil surface arthropods at the Arboretum of the University of Riau, and obtain alternative learning resources. The method of this research is survey. The location was chosen based on purposive random sampling by considering 5 stations. The parameters used in this study are type composition, population density (ind / m ^ 2), diversity…
This study aimed at examining the effects of third-party funds, capital adequacy ratio, non-performing loans, and interest rates on loan distribution and return on assets. The population in this study was 26 Regional Development Banks during the period of 2013-2017. Total sampling technique was employed in this study. Path analysis was used as the analytical tool. The findings discovered that t…
Research has been conducted at Pekanbaru City Junior High School in October to November 2018 which aims to determine the implementation of the scientific approach to science learning in class VIII students of Pekanbaru City Junior High School using purposive sampling technique. The samples used in this study were grade VIII teachers, totaling 10 teachers, namely SMPN 1 Pekanbaru, SMPN 3 Pekanba…
The aim of this research was to determine the relationship of litter thickness with earthworm density in the arboretum area university of riau. The research conducted on November 2018 until January 2019 with a survey method. The determining sampling area based on environmental topography, purposive random sampling with six stations where each station consisted of a 10x10 m plot with a 25x 25 cm…
This research was conducted to develop a guided inquiry-based practicum guidebook for teachers in teaching biology at the first year of senior high school students. It was conducted in September 2018 to January 2019. It Used a Research and Development (R&D) approach with Analysis Design Development Implement and Evaluations) model. This research was carried out to stage three, namely the depelo…
This research was conducted to find growth response Eleusina indica on petroleum contaminated soil which used for handout design in growth and development materials in senior high school grade XII, which was conducted in September 2018 until February 2019. This research used an experimental method with Completely Randomized Design (CRD). Parameters used include vegetative growth of plants crops…
This study aimed at finding out direct and indirect influence of intellectual capital and capital structure on financial performance and value of a company. The population involved in this study is all manufacturing companies officially registered in 2013-2017 period of IDX, including 144 companies. Whereas, the sample in this study was taken through purposive sampling method obtained from 76 s…
Rubber stands as natural carbon reserves need to be explored and it is considered important to be developed by teachers as a source of contextual learning that is relevant to current natural phenomena. This study aims to produce learning resources in the form of a design of the High School Biology learning module based on carbon stock estimation as air pollution mitigation. For this reason, res…
This study aimed at examining the direct and indirect effect of Good Corporate Governance on capital structure with bond rating and cost of debt as mediating variables. The population involved all non-financial companies officially registered on the Indonesian Stock Exchange during 2013-2017 periods. A purposive sampling method was employed as the sampling technique to collect 20 sampled compan…
The use of growth regulators in one way to accelerate plant growth and develoment. Growth regulators that are naturally present in plants are auxin, geberelin, cytikinin, abscisic acid, and ethylene. Auxin hormone is a hormone that regulates root growth in plants, can be produced by plants or added from outside (exogenous hormone). This reseach was conducted to determine the concentration of na…
The aim of this research was to determine the effectiveness of added chitosan on preservation of salted common snakehead (Ophiocephalus striatus) as student worksheet design on science learning in Junior High School. This research was conducted on March until May 2016. The research used using completely randomized design (CRD) non factorial, which consists of 4 treatments and 3 replicates. The…
The ratio estimators studied here are ratio estimators for population mean on simple random sampling by using the auxiliary information of second quartile, quartile deviation and decile mean. Each estimator is biased estimator. Furthermore, the mean square error (MSE) from each estimator is determined so that an efficient estimator can be obtained by comparing MSE from each estimator with …