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Up and down
WHEN people think of air travel they picture planes full of passengers. But air cargo is as vital—perhaps more—to the global economy. Only 1% of exports by volume go in aircraft but because they tend to be the most expensive goods, they account for 35% of global trade by value. Nearly everyone has used products delivered by aircraft, from vaccinations in poor countries to smartphones in rich ones.
Cargo airlines such as FedEx Express and Emirates Skycargo have had a difficult few years. Global trade growth has stalled, and along with it demand for air freight. Inanimate air cargo mostly rides in the same planes as the live sort; when rising passenger demand encouraged airlines to buy more planes, the additional cargo capacity flooded the industry, causing air-freight prices to slide. Industry revenues have fallen from a peak of $67bn in 2011 to $50bn now, according to IATA, a trade group. Yet the mood at the World Air Cargo Symposium in March in Abu Dhabi was cautiously optimistic. For the first time since the global ...