Global business-to-business (B2B) e-commerce transactions exceeded US$15 trillion in 2013, while global business-to-consumer (B2C) e-commerce was estimated to be US$1.2 trillion in the sameyear. From 2012 to 2014.87 members notified anti-dumping measures on energy products or inputs (Espa. S.E. (2015) 'Energy subsidies from a trade and climate perspective'.