Groot, Judith I.M. de; Abrahamse, Wokje; Jones, Kayleigh - In: Sustainability 5 (2013) 5, pp. 1829-1844
In this exploratory field-study, we examined how normative messages (<i>i.e.</i>, activating an injunctive norm, personal norm, or both) could encourage shoppers to use fewer free plastic bags for their shopping in addition to the supermarket’s standard environmental message aimed at reducing plastic...