Talking the talk, but not walking the walk: A comparison of self‐reported and observed prosocial behaviour

The claim that Public Service Motivation (PSM) is an antecedent of prosocial behaviour has often been empirically tested and supported. However, closer inspection of this literature reveals large disparities in relating the two constructs. One reason that could explain such differences is that the relationship between PSM and prosocial behaviours has been primarily tested using self‐reported cross‐sectional, single‐rater and same‐survey data....