There are several environmental issues that are in the spotlight globally, including: global warming, depletion of the ozone layer, the greenhouse effect, and acid rain. This problem is a concern and needs serious action for human survival. Supply chain activities are suspected of contributing to environmental damage. The purpose of this study is to analyze the effect of Green Supply Chain Management on competitiveness, the effect of Green Supply Chain Management on Performance and the effect of competitiveness on Performance. The study used quantitative methods and research data were obtained using online questionnaires distributed via social media. The research respondents were managers of manufacturing companies in Indonesia and the number of samples used was 540 respondents who were determined using a purposive sampling technique. Data analysis in this study used Structural Equation Modeling (SEM) and software used for data processing by SmartPLS. The results showed that Green Supply Chain Management had a positive and significant effect on competitiveness, Green Supply Chain Management did not have any positive and significant effect on Performance and competitiveness had a positive and significant effect on Performance.

The purpose of this study was to analyze the effects of customer satisfaction, service quality, perceived value and brand image on consumer loyalty through a quantitative method. The research was conducted in schools in Indonesia. The sample of respondents in this study were 308 of owners of Small and Medium Enterprises (SMEs). The sampling method used was simple random sampling. Data collection techniques were accomplished using online questionnaires through social media. The measurement scale in this study was a Likert scale with a range of 1-7 and data analysis was performed using structural equation modeling (SEM) with data processing software SmartPLS software. The independent variables in this study were customer satisfaction, perceived service quality, perceived value, and brand image, while the dependent variable was customer loyalty. Based on the results of the study, it was found that satisfaction has a positive and significant effect on consumer loyalty. However, perceived service quality, perceived value and brand image had no significant effects on consumer loyalty.

Research on digital literacy, knowledge management and process innovation variables has not been widely carried out in Indonesia, therefore more studies need to be carried out immediately since small and medium enterprises (SMEs) play an important role in economic activities. The purpose of this research is to investigate the effect of digital literacy on knowledge management, digital literacy on process innovation and financial management on process innovation. The research method is quantitative using partial least square structural equation modeling (SEM) analysis with data analysis tools using SmartPLS 3.0 software. The study involved 489 respondents who owned SMEs and it was determined using simple random sampling. The type of variable scale used is the ordinal scale. The rating scale for each statement uses a rating scale technique with a Likert scale type. Online questionnaires are distributed through online media, the data analysis stage is the outer model test, namely the validity and reliability test and the inner model test, namely the hypothesis test or significance test. The independent variable of this research is digital literacy, the mediating variable is knowledge management, and the dependent variable is process innovation variable. Based on the results of research data analysis it was found that digital literacy had a positive and significant relationship on knowledge management, digital literacy had a positive and significant relationship on process innovation, knowledge management had a positive and significant relationship on process innovation. Knowledge management played as full mediators in the relationship between digital leisure variables and process innovation.

The purpose of this study is to analyze the influence of social media marketing on e-commerce customer satisfaction and loyalty. This study provides insight into the importance of consumer loyalty in the e-commerce industry. The approach used in this study uses quantitative methods through surveys. This study uses a sample of 222 respondents of e-commerce customers. The study uses an online questionnaire through Google Docs. The questionnaire given contains structured questions that are limited by screening, profiling questions and questions related to research variables that affect e-commerce consumer loyalty. The distribution of the questionnaires was carried out by posting on social media groups and direct messages to respondents in accordance with the research requirements. Data analysis of this research, using SEM model using SmartPLS 3.0 software. The results of this study indicate that social media marketing had a significant effect on e-commerce consumer satisfaction, social media marketing had a significant effect on e-commerce consumer loyalty and satisfaction had a significant effect on e-commerce consumer loyalty.