workers exhibiting horizontal reciprocity in order to obtain underpaid or unpaid extra effort. We characterize the optimal … result to hold in the presence of vertical reciprocity. -- Extra Effort ; Horizontal Reciprocity ; Negative Reciprocity …

individual decision making. -- dictator game ; ethical behavior ; experiments ; honesty ; moral balancing ; self-image …

; Mixed strategy ; Learning models ; Experiments …

in similar allocation experiments before. We find that participants are more likely to allocate more resources to …