Over 600 retailers have written to the Trump administration to protest against the risk of a further widening of U.S. duties on Chinese exports. The so-called “list 4” group of products where tariffs have yet to be applied – but could rapidly implemented if U.S.-China negotiations breakdown – are focused on consumer electronics, apparel and toys. The major retailers have followed markedly different strategies, with many yet to cut their imports from China. Target reduced its imports from China by just 0.7% year over year in 1H 2019 and boosted rest of world imports by 12.8%. Walmart mean...