Brent (reference for Angolan exports) closed this Tuesday’s session at US$96.19 per barrel, down US$1.73, around 1.8 percent. WTI oil in the US closed at $91.13 per barrel, down $1.51 or 1.6 percent. Both market benchmarks rose the previous week largely on expectations of global supply tightening. Oil prices fell amid comments from US Federal Reserve officials about rising interest rates and their effect on the economy. Prices also suffered from the strengthening of the