The content originally appeared on: CNN Hong Kong/Atlanta/London CNN - Oil prices spiked Monday after OPEC+ producers unexpectedly announced that they would cut output. Brent crude, the global benchmark, jumped 5.31% to $84.13 a barrel, while WTI, the US benchmark, rose 5.48% to $79.83. Both were the sharpest price rises in almost a year. The oil prices sunk as low as $73 and $67 a barrel respectively in the week following the collapse of Silicon Valley Bank in the United […]