# How the quality of the relationships inside a group affect the management of a common pool resource ? - we measure the quality of the relationships through questionnaires - we induce different levels of quality of the relationships through an effort task + individual task (no relationship) + cooperative task (complementarity/cooperation) + competitive task The experiment is composed of 4 parts : 1. the effort task : individual, cooperative or competitive 2. the questionnaires about the relationships inside the group 3. instructions and understanding questionnaire 4. communication / no communication 5. the CPR game 6. questionnaires about the relationships inside the group 7. socio-demographic questionnaire