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Abstract. National economic development and regional economic development are two very closely related matters. This study aims to analyze the economic structure and specialization of the economic sector so that it can determine the main sectors, groups that are classified as advanced and sectors that are classified as slow and analyze the competitiveness of each sector in North Sumatra Province. This study uses the Shift Share analysis method. The data used in this study is secondary data in the 2017-2021 interval. The data used is secondary data, namely data obtained from records, books and journals in the form of financial reports for company publications, government reports, articles, books such as theories, journals, etc. The results of this study are expected to be an academic foundation for development in the North Sumatra area.

Foreign Investment (PMA) and Domestic Investment (PMDN) are indicators that clearly have influence over the state of the economy in a certain country. The goal of this study is to understand and analyze the impact of asing and local government investments on gross domestic product (PDB). The methodology used is a quantitative method that makes use of second-level data from the Badan Pusat Statistics (BPS). The information used is a time series that spans the years 2017 to 2021. . This study was analyzed using the Classical Assumption test and Multiple Regression With PMA and PMDN serving as variables X or independent variables and PDB serving as variables Y or dependent variables, The results of studies found that foreign investment or (PMA) have no significant impact on GDP, whereas domestic investment or (PMDN) has significant impact on GDP.

This study aims to analyze the effect of motivation and work discipline on employee performance at KUD Sejahtera Babat Toman. Samples were selected using the saturated sample technique. Data for 40 respondents was collected through a questionnaire. This research implements multiple linear regression method to analyze the data. The data collection technique in this study used a questionnaire technique. The data analysis technique in this study uses the Classical Assumption Test, Multiple Regression, Hypothesis Testing (t-test and F-test), and the coefficient of determination. The data processing in this study used the SPSS (Statistical Package for the Social Science) software program version 23.00. The results of the investigation show that partially motivation has a significant and positive effect on the performance of KUD Sejahtera Babat Toman employees with a t count > t table or (3.372 > 2.028). or (0.806 < 2.028). However, simultaneously motivation and work discipline have a significant effect on employee performance with the value of F arithmetic > F table or (11.371> 3.25). This fact is useful for KUD Sejahtera Babat Toman to improve employee performance, so the company must consider motivation and work discipline factors together.