While economists and investors squabble about whether or not the economy is bottoming, green shooting, pausing or preparing to take off, the relentless rise in oil inventories bears watching.

• 在经济学家和投资者为经济是否正在触底、浮现复苏迹象、停滞不前或是准备回升而争论不休之际，石油库存的持续增长值得关注。