The Chinese contagion that sparked “Black Monday” is especially worrisome for crude oil prices, which this summer were thought to have finally found a floor after a year of steady price declines. But that floor suddenly looks rotten: U.S. benchmark crude prices fell well below $40 a barrel on Monday, their lowest levels since the depths of the global financial crisis. Tiếp tục đọc “China’s Meltdown Spells Even More Peril for Petro-States” →