Azmansyah Azmansyah’s research while affiliated with State Islamic University of Sultan Syarif Kasim Riau and other places

This study aims to determine which companies are included in the optimal portfolio as well as the proportion of funds from each company that form an optimal portfolio using a single index model. The population in this study were companies included in the IDX-30 index which were listed on the Indonesia Stock Exchange for the period January 2020 - December 2020 and 23 companies that met the criteria to be sampled. The results showed that there were three companies that formed the optimal portfolio, namely PT. Aneka Tambang Tbk (ANTM) with a proportion of 70.32%, PT. United Tractors Tbk (UNTR) with a proportion of 25.85% and the company PT. Indah Kiat Pulp & Paper Tbk (INKP) with a proportion of 3.83%.The expected return on the optimal portfolio that investors will receive is 7.92% and the optimal portfolio risk that investors will bear is 2.57%.

This research was conducted on mustahik who received productive zakat from the National Amil Zakat Agency (BAZNAS) in Pekanbaru City. The purpose of this study was to see the effect of productive zakat channeled on increasing mustahik business and increasing welfare. 52 mustahik chosen in this study were conducted using purposive sampling, namely the mustahik of recipients of productive zakat. The analysis was carried out by the bineary logistic regression method because of the welfare variables and business improvement variables in the form of dummy, where the determination of mustahik welfare using the CIBEST method. The results of this study indicate that productive zakat that is distributed does not significantly influence the increase in business and also the welfare of mustahik. this is because the amount of productive zakat distributed does not meet the feasibility of business development, besides that it is still not maximized monetizing and assistance carried out by BAZNAS in the development of mustahik businesses.

This research aim was to determine the level of bacterial contamination of Salmonella sp on quail egg. The samples used in this research was 24 shell of quail eggs obtained from eight stores in traditional markets in Ulee Kareung Banda Aceh. The shell was crushed with a mortar and then cultured on SCB media (selenite cysteine broth). Isolation and identification was conducted by using SSA media culture, Gram staining, and biochemical tests. The results of this research showed that the shell of quail eggs contained Salmonella sp. Therefore it can be concluded that the quail eggs sold in Ulee Kareung traditional market were contaminated by Salmonella sp.

Objective - The present study was conducted to describe the psychological state of the entrepreneur in the utilization of resource potential and business development, and to identify the personality factors that most influence self-regulation in SMEs entrepreneurs. Methodology/Technique - This study was performed using a measurement scale in order to test the response of the personality factors and self-regulation of entrepreneurs of SMEs in Pekanbaru, Riau. The sample included 152 entrepreneurs of SMEs. Regression analysis was been applied to test the influence of the personality factors contributing towards self-regulation. In addition, descriptive response analysis is used to describe the response shown by the participants regarding the variables measured. Findings – The analysis shows that personality factors (openness to experience, conscientiousness, extraversion, agreeableness) have a significant effect on self-regulation in entrepreneurs in Pekanbaru City. The results also show that the personality factor neuroticism does not have a significant effect on self-regulation in entrepreneurs of SMEs in Pekanbaru, Riau. Novelty - SMEs in Indonesia hold the potential for increasing economic growth. Despite this, the Central Bureau of Statistics has recorded a decrease in the number of new SMEs from 2011 to 2014. Type of Paper - Empirical. Keywords: Entrepreneurial Personality; Self-Regulation; Small and Medium Business Entrepreneurs. JEL Classification: L20, L26; L29.