“…fair trade), or organic certification. Certified ethical labelling may prevent misleading marketing claims and facilitate sustainable consumer behaviour by increasing the efficiency of information transfer (Hussain, 2000), though the effectiveness of certified ethical labelling is still a subject of dispute (Ben Youssef & Abderrazak, 2009;Bougherara & Piguet, 2009;Buckley, 2013;Costa, Ibanez, Loureiro, & Marette, 2009;Daugbjerg, Smed, Andersen, & Schvartzman, 2014;Mason, 2009;Testa, Iraldo, Vaccari, & Ferrari, 2013).…”