Chinese business confidence regarding trade collapsed in February with both import and export measures at their lowest since Feb. 2009. That flies in the face of apparently improving U.S.-China trade relations and suggests underlying weakness in the economy. The export reading fell to 45.2% from 46.9% a month earlier – a figure under 50% indicates an expected decline. A surge in exports in January will likely reverse due to the timing of the lunar new year. The drop in the import reading to 44.8% from 47.1% suggests exports from suppliers across the region to China – which have already s...