Oil has recently surged back to $80 a barrel, a 71% run-up since March 9 that outpaced the S&P 500-stock index, though oil dropped below $79 on Monday.

• 最近油价再次回升至每桶80美元，较3月9日低点反弹了71%25；这一升幅超过了标准普尔500指数。周一油价回落至每桶79美元下方。