Analysis of the Influence of Retail and Industrial Fuel Prices on the Consumer Price Index (CPI) in Palopo City

Abstract

Retail and industrial fuel oil (BBM) prices ( pertalite and diesel) on the Consumer Price Index ( CPI ) in the city of Palopo . By using linear regression analysis , The data used is the 2018 -2022 time series from the CPI for the Commodity group, namely foodstuffs; prepared food, beverages, cigarettes and tobacco; housing, water, electricity, gas and fuel; clothing; health; education, recreation and sports; and transportation, communications and financial services used in this research. The method is used to determine the magnitude of the influence of changes in a variable to test the error correction model (ECM) regression model for the level of the consumer price index in the city of Palopo. The research results show that simultaneously the three independent variables, namely retail pertalite, retail diesel and industrial pertalite have a significant effect on the Consumer Price Index (CPI) with a Probability or F-Statistic value of <0.05, namely 0.000.