Port Houston’s container handling suffered a marked slowdown in growth in September with 2% growth on a year earlier from 20% in the prior three months. That was largely down to the basis effect of the recovery from Hurricanes Harvey and Irma a year earlier. Houston’s long-term growth may continue – it has expanded in 21 of the past 23 months – as new services from Asia get underway, including Orient Overseas. Yet, with volumes from China having accounted for 40% of growth in the past year there’s a clear risk that the imposition of tariffs on $250 billion of Chinese exports by the Tr...