2019-10-29 · III. World trade developments, 2018-2019 16 General trends in world trade in 2018 18 World trade and GDP in early 2019 25 IV. Trade in merchandise and commercial services 28 Merchandise trade 30 Trade in commercial services 36 Global value chains, 2005-2015 42 Digital trade 44 V. Leading traders and the role of developing economies in world .