Lebanon is the country with the highest density of refugees in the world, raising the question of whether the host and … refugee populations can cooperate harmoniously. We conduct a lab-in-the-field experiment in Lebanon studying intra- and inter …-group behavior of Syrian refugees and Lebanese nationals in a repeated public good game without and with punishment. We find that …

Lebanon is the country with the highest density of refugees in the world, raising the question of whether the host and … refugee populations can cooperate harmoniously. We conduct a lab-in-thefield experiment in Lebanon studying intra- and inter …-group behavior of Syrian refugees and Lebanese nationals in a repeated public good game without and with punishment. We find that …

This paper presents a formal theory of reciprocity. Reciprocity means that people reward kind actions and punish unkind …