Analysis of Simultaneous Models of GRDP and Investment In Lampung Province Using The Two Stage Least Square Method

Nur Miranda Risang Ayu; Asih Murwiati

doi:10.63922/ijebir.v4i03.1761

Nur Miranda Risang Ayu Development Economics Study Program, Faculty of Economics and Business, University of Lampung
Asih Murwiati Development Economics Study Program, Faculty of Economics and Business, University of Lampung

DOI: https://doi.org/10.63922/ijebir.v4i03.1761

Keywords: GRDP, Investment, Labor, Wages, Inflation, Interest Rates.

Abstract

The perpose of this study is to analyze the relatiohship between GRDP and investment in Lampung Province; the influence of labor, wages, and investment on GRDP in Lampung Province; and inflation, interest rates, and GRDP on investment in Lampung Province. This study uses secondary data and uses quarterly data from 2008 – 2022. Data analysis uses a simultaneous equation model with the Two- Stage Least Square (TSLS) method. The results of this study indicate that the simultaneous regression analysis shows that there is a relationship between GRDP and investment in Lampung Province; the independent variables of labor, wages, investment have a positive and significant effect on GRDP in Lampung Province; the independent variables of inflation, interest rates have a negative and significant effect on investment in Lampung Province. Meanwhile, GRDP has a positive and significant effect on investment in Lampung Province.

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