The research was conducted to know the competitiveness of coffee in the international market both comparatively and competitively. Measuring the strength of competitiveness in this study was conducted based on comparative analysis (analysis of RCA index, Herfindahl and CR4 Index, and Trade Specialization Index / ISP) and to analyze the competitive advantage of Indonesian coffee (Berlin Porter'/ Porter's Diamond Theory theory) to see the demand and supply side of the market. The results of this study revealed that the competitiveness of Indonesian coffee is very strong supported by the average RCA value of 4.08, the Herfindahl Index which shows free competition and reveals that the market ratio includes low market concentration and Indonesia based on the Market Specialization Index including exporting countries.

Indonesia, which is dominated by poor communities, has also been seriously affected not only in the health aspect but also on job losses due to this pandemic. It is hoped that PKH beneficiaries will be able to survive these difficult times. Through the power of housewives who are considered to be able to help the family economy, online business is a new trend today. Therefore, the Sriwijaya University community service activity team provided training related to how to manage an online business. This activity was carried out on November 9, 2020 offline while adhering to health protocols. This training was attended by 40 PKH beneficiaries in Ilir Barat II District, Palembang City, South Sumatra Province. The methods used are presentation, tutoria and discussion. The results showed that 80 percent of participants understood the importance of online promotion through social media. The understanding related to the benefits of social media, types of social media, and downloading applications is quite good where the percentage obtained is above 70 percent. However, understanding regarding the use of Instagram is still lacking where the results only reach 65%. In this case, the government can provide special assistance to women in developing online-based businesses.

The study aims to measure and compare the efficiency level of investment to boost economic growth in South Sumatera and Jambi Province. This study use quantitative approach with time series data between 2007 to 2016 from the Central Bureau of Statistic (BPS) and publication related to the study. The efficiency of investment was measured by Incremental Capital Output Ratio (ICOR) approach and analyzed using Ordinary Least Square (OLS). The study indicates that (1) the relationship between investment efficiency  which measured by ICOR approach and economic growth of each provinces (South Sumatera and Jambi) is negative; (2) this research show that investment efficiency in Jambi Province give more effect to its economic growth than South Sumatera and  Jambi Province has grown better than South Sumatera Province in the same development stage without an increase in the proportion of investment to Gross Domestic Regional Product.

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This study measures the Intra Industry Trade Index / Rubel Lloyd Index of Indonesia’s coffee commodities with trading partner countries (Singapore, Malaysia, Thailand, Vietnam and Philippines) and estimates factors the influence of Intra Industry Trade of Indonesia’s coffee commodities. The presented data is obtained from secondary data with the research period from 2000 to 2019 using panel data analysis to know the extent influence of the independent variables (average GDP, GDP value differences per capita, exchange rates and distance) on the dependent variable (Intra-Industry Trade). Based on the estimation results, it can be concluded that the integration degree of intra-industry trade for Indonesian coffee commodities with trading partner countries has varying degrees. This indicates that there is a dependence on the coffee commodity trade. The availability of coffee commodities in these countries is highly dependent on intra-industry exports and imports value between Indonesia and its trading partner countries.