ANALYSIS OF ECONOMIC OPENNESS TO THE INDONESIA RUPIAH EXCHANGE RATE (2008-2018)
Sri Wahyuni (1*), Dr. Fitrawaty S.P Msi (2), Dr. Dede Ruslan Msi (3)
Department of Economics, Post-Graduate Medan State University
Abstract
The phenomenon that often occurred in connection with the exchange rate fluctuations in currency values is uncertain. Changes in behavior rupiah exchange rate against the U.S. dollar that occurred in Indonesia are affected by economic fundamentals and openness factors. The aim of this research is to analyze the influence of inflation, interest rate, openness, and exchange rate volatility Rp/USD to the exchange rate of rupiah exchange rate against the U.S. dollar. This research used Autoregressive Conditional Heteroskedasticity (ARCH) and Generalized Autoregressive Conditional Heteroscedasticity (GARCH) method. This research used three months data started at the first three months in 2008 until the fourth three months in 2018.According to the result of partial test results (z test) indicates that inflation, interest rate, openness and exchange rate volatility Rp/USD positive and significant effect on rupiah exchange rate against the U.S dollar partially. While the simultaneous test (F test) indicates that inflation, interest rate, openness and exchange rate volatility Rp/USD has significant effect on rupiah exchange rate against the U.S dollar simultaneously.
Keywords: Inflation, interest rate, openness, exchange rate volatility Rp/USD, rupiah exchange rate against the U.S dollar
Topic: Economics, Business and Management Education