WTI and Brent crude fell sharply by 4.3% and 4.4% to US$66.3 and US$76.3 per barrel respectively, but natural gas gained 2.58%. Thermal coal, meanwhile, slipped 0.46% to US$110.47 per ton. Indonesian economy should continue to benefit from high coal price, at least until the first half of 2018. To subscribe please click here