<![CDATA[Infrastructure is one of the important factors in driving economic growth in various regions, including Samosir Regency. This study aims to determine the effect of infrastructure on economic growth in Samosir Regency. This research method uses quantitative research with Multiple Linear Regression analysis techniques with the help of SPSS 26. the results of this study are Road Infrastructure (X1) has a positive and insignificant effect on Economic growth in Samosir Regency; Electricity Infrastructure (X2) has a positive and significant effect on economic growth in Samosir Regency; Water infrastructure (X3) has a positive and significant effect on economic growth in Samosir Regency; Road infrastructure (X1), electrical infrastructure (X2), and water infrastructure (X3) have a significant effect together on economic growth in Samosir Regency; The coefficient of determination (R2) is 0.492 which means that 49.20% of the economic growth variable can be explained by the Road Infrastructure variable (X1), electrical infrastructure (X2), and water infrastructure (X3). while the remaining 50.80% is influenced by other variables outside this regression equation or variables not examined.]]>
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