Recycling as Altruistic Behavior: Normative and Behavioral Strategies to Expand Participation in a Community Recycling Program
Hopper, J. R., & Nielsen, J. M. (1991). Recycling as altruistic behavior: Normative and behavioral strategies to expand participation in a community recycling program. Environment and Behavior, 23, 2, 195-220.
Responses to Within-Group Criticism: Does Past Adherence to Group Norms Matter?
Tarrant, M., & Campbell, E. (2007). Responses to within-group criticism: Does past adherence to group norms matter?. European Journal of Social Psychology, 37(6), 1187-1202. doi:10.1002/ejsp.441.