Pengaruh Infrastruktur Jalan, Air Dan Listrik Terhadap Produk Domestik Regional Bruto Di Kota Kupang

Abstract

The economic development of a region is strongly influenced by the availability of adequate infrastructure. The purpose of this study is to determine the effect of road infrastructure on GRDP in Kupang City, the effect of air infrastructure on GRDP in Kupang City, the effect of electricity infrastructure on GRDP in Kupang City, and the effect of road, air, and electricity infrastructure on GRDP in Kupang City. The quantitative data source method used in this study is based on secondary data from the Central Bureau of Statistics (BPS) related to the length of roads, clean water supplied, and electricity usage in Kupang City from 2008 to 2022. This study was analyzed using inferential statistics with three tests: classical assumption test, multiple linear regression analysis, hypothesis, and coefficient of determination (R²) using E-Views software.

According to the study's findings, Kupang City's GRDP is impacted by road, energy, and water infrastructure all at once. 61.93% is the coefficient of determination (R2). Therefore, in Kupang City, factors related to road infrastructure have a negative and substantial influence on GDP, clean water availability has a positive and negligible impact, and power use has a positive and considerable impact.