ZIM Shipping reported a drop in profitability in 2Q 2018 after an 8% increase in revenues was overcome by higher costs. The resulting EBITDA margin of 2% compared to 8% a year earlier and was the lowest since 2Q 2016. Rising fuel costs were a major culprit – in common with the rest of the container-line sector – though a 10% drop in average rates was worse than its peers. That may be the result of a push for market share that can be seen in a 29% rise in U.S.-inbound volumes in the three months to July 31. The company has relaxed its financial covenants in case of a worsen...