The Influence of the Exchange Rate, Interest Rates, Indonesian Coal Price Reference (HBA) and World Oil prices on the Firm’s Value of Coal mining firms traded on the IDX in 2018-2023

With this research, we want to better understand how exchange rates, interest rates, Indonesian coal reference prices, and oil prices about the valuation of coal firms that are publicly traded on the Indonesia Stock Exchange (IDX) for the period 2018-2023. Using a quantitative approach and multiple linear regression analysis, this research evaluates the effect on firm value. The analytical results demonstrate that exchange rates significantly impact firms value, while interest rates, coal reference and oil prices with firm value. Based on these findings, it is recommended that coal companies focus more on risk management related to fluctuations in exchange rates to enhance firm value.